焊接工艺规程和维修培训教材(PPT 45页)
所属分类：工艺技术
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资料简介：
Many Smaller Vessels together with most Piping were not covered by the Regional regulations.
许多较小容器含大多数管线并未被地区法规所涉及。
Any fabrication, modifications or repairs to Equipment Items had to be managed internally by Qenos personnel.
任何设备部件的制造、改动或维修必须由凯诺斯员工内部管理。
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