overhead door

基本解釋

The substitution of the fireproof glass with water film for the overhead door has been proven workable.
結(jié)論：用帶水膜的防火玻璃替代通常裝設(shè)的門是可行的。
The utility model relates to a mechanical movable overhead door, which achieves labor-saving manual operation and rapid open and close and is primarily used for a cargo vehicle.
一種手動操作能省力、快捷開關(guān)的機(jī)械式移動陞降門，主要應(yīng)用於載貨機(jī)動車。
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This paper sets up the mathematic model of control system according to the analysis of lifting process of overhead door and puts forward a stability stralegy improving control system.
根據(jù)對高架門機(jī)自陞過程的分析，建立了控制系統(tǒng)數(shù)學(xué)模型。

By now, most customers pretty much know what to expect when they enter through the heavy glass door, small green letters hanging overhead on the building exterior.
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a door that rotates on a horizontal axis and is supported horizontally when open (Sometimes shortened to overhead)