door operator

基本解釋

Standard for Door, Drapery, Gate, Louver, and Window Operators and Systems.
門，帷幕閘門，百葉高，高操縱器何系統(tǒng)標(biāo)準(zhǔn)。
Who will be the first one to open the door to this era, The Cable operators Carriers, or the real estate developers?
但是，誰將最先打開光纖到戶的大門呢？是廣電部門，還是電信運(yùn)營商，或者房地產(chǎn)商？
Two form "C" follower relays and two form "C" delayed momentary relays are provided for activation of automatic door operators.
兩個“C”形狀跟隨繼電器和兩個“C”形狀延時繼電器能激活自動門操作器。
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Activities that once served as loss-leaders to get gamblers in the front door and up to the blackjack tables now produce over half of all revenue at many large casino operators.
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This leaves the door wide open for other options for the consumer to play games on the TV, but also for operators who are looking for new revenue streams.
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