A: 钢材预处理后的表面粗糙度 Ra 值要求是多少？
B: 要求 Ra≤50μm，测量结果符合。
A: What's the required surface roughness Ra value after steel pretreatment?
B: It's required to be Ra≤50μm, and the measurement result meets the standard.

A: 这个分段的临时加强材数量不够，会影响吊装安全。
B: 立即增加 2 根加强材，确保强度达标后再吊装。
A: The number of temporary stiffeners for this section is insufficient, which will affect hoisting safety.
B: Add 2 more stiffeners immediately to ensure strength meets the standard before hoisting.

A: 射线检测的底片质量太差，无法判断焊缝内部质量。
B: 重新进行射线检测，调整曝光参数确保底片清晰。
A: The quality of the radiographic film is too poor to judge the internal quality of the weld.
B: Re-conduct radiographic testing and adjust exposure parameters to ensure clear films.

A: 肋骨与外板的间隙超过 2mm，不符合装配要求。
B: 用楔铁调整间隙，确保贴合紧密后再焊接。
A: The gap between the frame and the shell plate exceeds 2mm, which does not meet the assembly requirements.
B: Adjust the gap with wedge irons to ensure tight fit before welding.

A: 套料时出现了零件重叠，导致材料浪费。
B: 检查套料软件参数，重新排版避免重叠。
A: Part overlap occurred during nesting, causing material waste.
B: Check nesting software parameters and re-layout to avoid overlap.

A: 火焰切割的预热温度不够，导致切口有裂纹。
B: 提高预热温度至 150℃，重新切割不合格零件。
A: The preheating temperature for flame cutting is insufficient, resulting in cracks in the cut.
B: Increase the preheating temperature to 150℃ and re-cut unqualified parts.

A: 船台中心线的标记有偏差，需要重新校准。
B: 用激光投线仪重新标记，确保中心线误差≤1mm。
A: The marking of the berth centerline has deviation and needs re-calibration.
B: Re-mark with a laser line projector to ensure centerline error ≤1mm.

A: 底漆与钢板的附着力测试不合格，划格处有脱落。
B: 清理表面后重新喷涂底漆，再次测试。
A: The adhesion test between primer and steel plate failed, with peeling at the cross-cut.
B: Clean the surface, re-spray primer, and test again.

A: 三辊弯板机的辊轴平行度超差，影响弯板精度。
B: 调整辊轴位置，确保平行度误差≤0.1mm/m。
A: The parallelism of the roll shafts of the three-roll bending machine is out of tolerance, affecting bending accuracy.
B: Adjust the roll shaft position to ensure parallelism error ≤0.1mm/m.

A: 装配用的定位马焊接太牢固，拆除时损伤了母材。
B: 改用可拆卸式夹具，避免焊接定位马。
A: The positioning strips used for assembly are welded too firmly, damaging the base material when removed.
B: Use detachable clamps instead to avoid welding positioning strips.

A: 焊缝的咬边深度达到 1.2mm，超过 0.5mm 的允许值。
B: 对咬边部位进行补焊，打磨平整后重新检验。
A: The undercut depth of the weld reaches 1.2mm, exceeding the allowable 0.5mm.
B: Fill weld the undercut area, grind flat, and re-inspect.

A: 数学放样的型值表与图纸核对有出入，哪里出错了？
B: 是软件版本问题，已更新最新图纸数据重新计算。
A: There's a discrepancy between the mathematical lofting offset table and the drawing. What went wrong?
B: It's a software version issue. We've updated the latest drawing data and recalculated.

A: 酸洗后的钢材表面有残留酸液，会导致二次锈蚀。
B: 增加中和处理工序，确保 pH 值达到 7-8。
A: There's residual acid on the surface of pickled steel, which will cause secondary rust.
B: Add a neutralization process to ensure pH reaches 7-8.

A: 分段吊装时的吊点位置不符合图纸，容易变形。
B: 按图纸重新设置吊点，计算受力确保安全。
A: The lifting point position during section hoisting does not match the drawing, which may cause deformation.
B: Reset lifting points according to the drawing and calculate the force to ensure safety.

A: 磁粉探伤的磁悬液浓度不够，影响缺陷显示。
B: 调整磁悬液浓度至 1.2-2.4mL/100mL，重新检测。
A: The concentration of magnetic suspension for magnetic particle inspection is insufficient, affecting defect display.
B: Adjust the concentration to 1.2-2.4mL/100mL and re-test.

A: 板材剪切后的对角线偏差超过 3mm，矩形度不合格。
B: 调整剪床的定位装置，确保对角线偏差≤2mm。
A: The diagonal deviation of the sheared plate exceeds 3mm, and the rectangularity is unqualified.
B: Adjust the positioning device of the shearing machine to ensure diagonal deviation ≤2mm.

A: 总段对接时的错边量达到 4mm，要求不超过 2mm。
B: 用液压千斤顶顶推调整，减少错边量至合格范围。
A: The misalignment during block butt joint reaches 4mm, requiring no more than 2mm.
B: Use a hydraulic jack to push and adjust to reduce misalignment to the qualified range.

A: 焊接用的焊条烘干温度不够，会导致气孔缺陷。
B: 将烘干温度提高到 350℃，保温 1 小时后再使用。
A: The drying temperature of welding electrodes is insufficient, which may cause porosity defects.
B: Increase the drying temperature to 350℃, keep it warm for 1 hour before use.

A: 外板展开的尺寸与理论值偏差 5mm，会影响装配。
B: 重新计算展开尺寸，修正后重新号料切割。
A: The dimension of the shell plate development deviates 5mm from the theoretical value, which will affect assembly.
B: Recalculate the development dimension, correct it, and re-mark and cut.

A: 抛丸后的钢材表面有油污，是哪里污染的？
B: 是输送辊道不干净，已清理辊道并重新抛丸。
A: There's oil on the surface of shot-blasted steel. Where is the pollution from?
B: The conveyor roller is dirty. We've cleaned the roller and re-blasted.

A: 肋骨弯曲后的回弹量超过 1°，需要补偿弯曲。
B: 增加 1.5° 的预弯量，抵消回弹影响。
A: The springback of the bent frame exceeds 1°, requiring compensation bending.
B: Add a pre-bending amount of 1.5° to offset the springback effect.

A: 装配焊接顺序不合理，导致分段产生扭曲变形。
B: 调整为对称焊接、从中间向两边施焊的顺序。
A: The assembly and welding sequence is unreasonable, causing torsional deformation of the section.
B: Adjust to symmetric welding, starting from the middle to both sides.

A: 水压试验的压力达到设计值后，保压时间需要多久？
B: 要求保压 30 分钟，压力降不超过 0.05MPa 为合格。
A: After the water pressure test reaches the design value, how long is the pressure holding time?
B: It's required to hold pressure for 30 minutes, and a pressure drop not exceeding 0.05MPa is qualified.

A: 号料时误用了旧版本图纸，导致零件尺寸错误。
B: 立即停用旧图纸，更换新版本并重新号料。
A: The old version of the drawing was mistakenly used for marking-off, resulting in wrong part dimensions.
B: Immediately stop using the old drawing, replace with the new version, and re-mark.

A: 激光切割的焦点位置不对，导致切口上下宽度不一致。
B: 调整焦点位置至板材厚度中心，确保切口垂直。
A: The focus position of laser cutting is incorrect, resulting in inconsistent upper and lower width of the cut.
B: Adjust the focus position to the center of the plate thickness to ensure vertical cut.

A: 舱壁上的扶强材间距偏差有 10mm，要求 ±5mm。
B: 重新定位扶强材，调整间距至合格范围。
A: The spacing deviation of the stiffeners on the bulkhead is 10mm, requiring ±5mm.
B: Reposition the stiffeners and adjust the spacing to the qualified range.

A: 渗透探伤的显像剂涂层太厚，掩盖了细小缺陷。
B: 减少显像剂喷涂量，形成薄而均匀的涂层。
A: The penetrant testing developer coating is too thick, covering small defects.
B: Reduce the amount of developer spray to form a thin and uniform coating.

A: 板材的拼接焊缝与骨材重合，削弱了结构强度。
B: 调整板缝位置，确保与骨材间距≥100mm。
A: The butt weld of the plate coincides with the stiffener, weakening the structural strength.
B: Adjust the plate seam position to ensure a distance of ≥100mm from the stiffener.

A: 预弯时的压力不足，导致滚弯后的板材两端有直边。
B: 增加预弯压力，确保板材两端完全贴合辊轴。
A: Insufficient pressure during pre-bending results in straight edges at both ends of the rolled plate.
B: Increase pre-bending pressure to ensure both ends of the plate are fully attached to the roll shaft.

A: 完工后的船体总长与设计值偏差 8mm，是否合格？
B: 合格，总长允许偏差≤10mm，在范围内。
A: The total length of the completed hull deviates 8mm from the design value. Is it qualified?
B: Qualified, the allowable deviation of total length is ≤10mm, which is within the range.

A: 钢材的屈服强度测试结果比标准值低 5MPa，是否可接受？
B: 不可接受，必须符合标准值 ±10MPa 的范围，要求换货。
A: The yield strength test result of steel is 5MPa lower than the standard value. Is it acceptable?
B: Not acceptable. It must meet the range of standard value ±10MPa, and replacement is required.

A: 分段的对角线长度差超过 5mm，会影响总段对接。
B: 用拉紧器调整分段形状，减少对角线差至≤3mm。
A: The diagonal length difference of the section exceeds 5mm, which will affect block butt joint.
B: Use a tensioner to adjust the section shape to reduce the diagonal difference to ≤3mm.

A: 焊接后的角变形达到 3°，需要火工矫正吗？
B: 需要，矫正后角变形应控制在≤1°。
A: The angular deformation after welding reaches 3°. Is flame straightening needed?
B: Yes, after straightening, the angular deformation should be controlled at ≤1°.

A: 数学放样的样条函数拟合度不够，型线有波动。
B: 增加插值点数量，提高拟合精度确保型线光顺。
A: The spline function fitting degree of mathematical lofting is insufficient, and the line fluctuates.
B: Increase the number of interpolation points to improve fitting accuracy and ensure line fairness.

A: 抛丸机的抛丸量不足，导致除锈效率低。
B: 调整抛丸器转速，增加抛丸量至设计值。
A: The shot output of the shot blasting machine is insufficient, resulting in low derusting efficiency.
B: Adjust the speed of the shot blaster to increase the shot output to the design value.

A: 肋骨与纵骨的交点处焊接未焊透，是坡口太小导致的吗？
B: 是的，将坡口角度从 45° 增大到 60°，确保焊透。
A: The weld at the intersection of frame and longitudinal is incomplete penetration. Is it caused by too small groove?
B: Yes, increase the groove angle from 45° to 60° to ensure penetration.

A: 板材的平面度在轧制方向合格，但横向超差，为什么？
B: 是轧制应力分布不均，需进行整体矫平处理。
A: The flatness of the plate is qualified in the rolling direction but out of tolerance in the transverse direction. Why?
B: It's due to uneven distribution of rolling stress, requiring overall flattening.

A: 真空试验的负压值达到 - 0.08MPa，保压时间要求多久？
B: 保压 30 分钟，压力升不超过 0.02MPa 为合格。
A: The negative pressure value of the vacuum test reaches -0.08MPa. What's the required pressure holding time?
B: Hold pressure for 30 minutes, and a pressure rise not exceeding 0.02MPa is qualified.

A: 号料用的样板有磨损，导致零件尺寸偏差累积。
B: 更换新样板，并定期校验样板精度。
A: The template used for marking-off is worn, resulting in accumulated part dimension deviation.
B: Replace with new templates and regularly verify template accuracy.

A: 等离子切割的速度过快，导致切口有熔渣附着。
B: 降低切割速度 10%，确保切口干净无熔渣。
A: The plasma cutting speed is too fast, resulting in slag adhesion on the cut.
B: Reduce the cutting speed by 10% to ensure the cut is clean without slag.

A: 总段的水平度偏差有 8mm，会影响船台合拢精度。
B: 调整总段支撑高度，使水平度偏差≤5mm。
A: The levelness deviation of the block is 8mm, which will affect berth joining accuracy.
B: Adjust the block support height to make levelness deviation ≤5mm.

A: 焊缝的余高不足，只有 1mm，要求 2-3mm。
B: 对焊缝进行补焊，控制余高在规定范围。
A: The weld reinforcement is insufficient, only 1mm, requiring 2-3mm.
B: Fill weld the weld to control reinforcement within the specified range.

A: 酸洗池的酸浓度太低，除锈效果差。
B: 补充酸液，将浓度调整至 15-20%。
A: The acid concentration in the pickling bath is too low, resulting in poor derusting effect.
B: Supplement acid solution to adjust the concentration to 15-20%.

A: 装配时的定位基准与设计基准不一致，导致尺寸偏差。
B: 统一基准为船台中心线和基线，重新定位。
A: The positioning datum during assembly is inconsistent with the design datum, resulting in dimension deviation.
B: Unify the datum as the berth centerline and baseline, and reposition.

A: 射线检测的透照厚度比不符合要求，底片对比度差。
B: 更换合适的射线源，确保透照厚度比≤1.5。
A: The penetration thickness ratio of radiographic testing does not meet the requirements, and the film contrast is poor.
B: Replace with a suitable radiation source to ensure penetration thickness ratio ≤1.5.

A: 肋骨弯圆机的模具磨损，导致肋骨成形尺寸不稳定。
B: 更换新模具，并定期测量模具尺寸。
A: The die of the frame bending machine is worn, resulting in unstable frame forming dimensions.
B: Replace with new dies and regularly measure die dimensions.

A: 板材拼接时的错边量达到 3mm，超过 1.5mm 的允许值。
B: 用卡兰校正错边，确保错边量≤1mm 后再焊接。
A: The misalignment during plate splicing reaches 3mm, exceeding the allowable 1.5mm.
B: Correct the misalignment with clamps to ensure misalignment ≤1mm before welding.

A: 焊接用的保护气体纯度不够，焊缝有气孔。
B: 更换纯度≥99.99% 的保护气体，重新焊接。
A: The purity of the shielding gas used for welding is insufficient, and the weld has porosity.
B: Replace with shielding gas with purity ≥99.99% and re-weld.