normal pitch
normal pitch
[石油英汉词典]
normal pitchn.法线螺距;n.法向齿距
是什么意思,normal pitch的解释,normal pitch的翻译
[新英汉石油技术词典] normal pitch
[机械英汉词典] normal pitch
[机械工程英汉词典] normal pitch
[水利英汉词典] normal pitch
[汽车英汉词典] normal pitch
[海运英汉词典] normal pitch
[电力英汉词典] normal pitch
[航海英汉词典] normal pitch