They rejigged their original design drawing.
他们将原来的设计图纸进行了修改。
There are ambiguity, mistakes and omission in design drawing and illustrating file; drawing isn't subject to specification.
设计图纸和设计文件表示不明确或有错误及遗漏，图纸与说明书不符；
Perform mechanical design and strength calculation check; review and check vendor design drawing, strength calculation and bill of materials, etc.
负责机械设计和强度计算核查；审阅和检查供应商设计图纸，计算书和材料清单等。
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