air relay气动: pneumatic转换: change; transform; convert; ...气动转换函数: aerodynamic transfer function电动气动转换开关: electropneumatic transfer switch电动气动转换器: electr pneumatic converter下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:气动转换,即可在微信中查询翻译