coal cutter是什么意思 coal cutter怎么读
coal cutter的用法和样例
- They are trying their best to reactivate the old coal cutter.
他们正在尽最大的努力使这台旧截煤机重新运转。 - Therefore it's difficult for us to buy the coal cutters of your production this year.
因此，今年再购进你方生产的这种截煤机就有些困难。
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