词汇	typical welding defect
释义	typical welding defect 典型焊接缺陷
随便看	threeposition temperature controller three position temperature controller three-position upper-quadrant semaphore three position valve three-position valve three position valvehydraulic three position valvepneumatic three post cruxform bollard three postpartum emergencies three potential barriers three-pounder three-pounds three pounds a week Three pounds fifty pence Three pounds fifty pence,please Three pounds fifty pence, please Three pounds thirteen and six three powers three powers in one Three Practical Situational Conver sations three practical skills Three Presents three-pressure equalizing system three-pressure reheat three pressure stage impulse turbine