Design of Transmission Device for Travelling Mechanism of 50 Ton Portal Crane Used in Hydraulic Power Station
汉译英,(很短的)50吨水电站用门座式起重机大车运行机构传动装置的设计翻译成英语,翻译要准确
Design of Transmission Device for Travelling Mechanism of 50 Ton Portal Crane Used in Hydraulic Power Station