不幸的是，热枯燥选项很少为美国新厂可行，由于它们是十分昂贵的建造和运营答应证很难取得环境缘由。

Unfortunately, the thermal drying option is rarely viable for new US plants since they are very expensive to construct and operating permits are very difficult to obtain for environmental reasons.

youdao

不幸的是，热枯燥选项很少为美国新厂可行，由于它们是十分昂贵的建造和运营答应证很难取得环境缘由。

Unfortunately, the thermal drying option is rarely viable for new US plants since they are very expensive to construct and operating permits are very difficult to obtain for environmental reasons.

youdao