焊接: weld; welding; soldering; seal; sealing; sealing-in; shutting together 短语和例子电弧焊接 (electric) arc welding; 焊接材料 welding material; 焊接操作 welding operation; 焊接车间 welding shop; 焊接点 point of weld
正常: normal; regular; average 短语和例子恢复正常 return to normal; 脉搏正常 have a normal pulse; 运转正常 function normally; 情况很正常。 things are quite normal.; 正常报废 normal abandonment; normal retirement; 正常存货 nor