Electroslag
a. 電渣焊接法的, 電渣冶煉法的
??? 情景例句
Unfortunately, no.
很遺憾，沒有。
Don't you have anything better to do?
你沒別的事好做嗎？
where chance discoveries play a much larger part than they do in physical and mechancal industries.
同物理和機械工業(yè)相比，化學工業(yè)中偶然發(fā)現(xiàn)的機會要多得多。