emergency elevator 中文意思是什麼
emergency elevator
解釋
緊急用電梯-
Elevator emergency rescue device and its reliability
電梯緊急救援裝置及其可靠性 -
The new generation ford none machine room elevator develops the special - purpose integrated power failure emergency aid device. it reaches to the internationally advanced level of the none machine room elevators
新一代福德無機電梯開發了專用集成化停電緊急救援裝置,達到了無機房電梯國際先進水平。
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