常见例句雙語例句The utility model relates to a circulation drier, which comprises a nitrogen gas-holder, a sprinkling recovery tower, a refrigerator and a recirculation fan.本實用新型是一種循環式乾燥裝置。它含有氮氣罐、噴淋廻收塔、冷凍機和循環風機。ip.com 返回 tower drier