In 1880, German Siemens method using a power lifter, and be worthy of the name "lift" appear formally.

1880年，德国人西门子发明使用电力的升降机，从此名副其实的“升降机”正式出现。

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In 1880, German Siemens method using a power lifter, and be worthy of the name "lift" appear formally.

1880年，德国人西门子发明使用电力的升降机，从此名副其实的“升降机”正式出现。

youdao