soldering and sealing是什么意思 soldering and sealing在线中文翻译

soldering and sealing

中文翻译
1
封焊
相关单词
soldering and sealing

相关单词辨析

or: 或者,否则,常用于否定句中 I don't like apples or bananas. Hurry up or you'll miss the bus.
and: 并且,Hurry up and you'll catch the bus.