air pick, pneumatic pick_煤炭科技英汉词典
air pick, pneumatic pick
[煤炭科技英汉词典]
air pick, pneumatic pick风镐
用压缩空气为动力,冲击破落煤及其它矿体或物体的手持机具。
是什么意思，air pick, pneumatic pick的解释，air pick, pneumatic pick的翻译
[铁道科技英汉词典] air pick, pneumatic pick
