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气体保护 qìtǐ bǎohù
hydroel.st. Buchholz protection; gas protection
met. gaseous protection; gas shield; gas shielding
space gaseous shield
【连】 气体保护 qìtǐ bǎohù
met. gas shroud (【技】气体保护是连铸时钢水的保护方法之一,例如钢包至中间包的气体保护、钢水面气体保护等。其主要原理是使用惰性气体将钢水表面与大气隔开,以防钢水二次氧化。); gas shrouding
焊缝背面气体保护 qìtǐ bǎohù
met. gas back-up
气体保护 qìtǐ bǎohù
space gas shield
气体保护: 285 phrases in 22 subjects
Automobiles15
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