鑿巖釬鋼 的英文怎麼說
中文拼音 [záoyánhàngāng]
鑿巖釬鋼
英文
rock drill steel-
Rock drilling equipment. hollow drill steels in bar form
鑿巖釬桿用中空鋼Rock drilling equipment - hollow drill steels in bar form
鑿巖釬桿用中空鋼Rock drill steel
鑿巖釬鋼
分享友人