main shaft
main shaft
[煤炭科技英汉词典]
main shaft主井
主要用于提运矿产品的井筒。
是什么意思，main shaft的解释，main shaft的翻译
[新英汉石油技术词典] main shaft
[专利英汉词典] main shaft
[农牧林英汉词典] main shaft
[冶金学英汉词典] main shaft
[机械英汉词典] main shaft
[英汉机械工程大词典] main shaft
[水利英汉词典] main shaft
[汽车英汉词典] main shaft
[海运英汉词典] main shaft
[电信英汉词典] main shaft
[电力英汉词典] main shaft
[石油英汉词典] main shaft
[矿业英汉词典] main shaft
[纺织英汉词典] main shaft
[能源英汉词典] main shaft
[航海英汉词典] main shaft
[计算机英汉词典] main shaft
[轻工业英汉词典] main shaft
[进出口英汉词典] main shaft
[造纸英汉词典] main shaft