Familiar with welding drawings 熟悉机械焊接图纸
Approved welding drawings are not available, consequently there are no welding release notes.
核准焊接图纸不可用，因此没有焊接发行说明。
According to the requirement of the construction drawings and related technical specifications, responsible for heat treatment and welding document writing of the products and PQR.
根据设计图纸及相关技术标准要求，负责产品热处理和焊接工艺文件的撰写。
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