gnaw rail

基本解釋

• [機(jī)械工程]啃軌

詞組短語(yǔ)

短語(yǔ)

• gnaw rail b 起重機(jī)啃軌
• gnaw rail by crane 起重機(jī)啃軌

• gnaw rail更多詞組

專業(yè)釋義

機(jī)械工程

• 啃軌

  For a long time in order to settling the gnaw rail problem a great many endeavors and attempts having been done by people.
  因此長(zhǎng)期以來(lái)人們爲(wèi)解決啃軌問(wèn)題做了很多努力和嘗試。