求翻译：三是电梯制造厂家原机配备的远程监控，但由于造价高，且许多电梯制造、维保单位没有配备相应运作系统，即使使用单位有配备远程控制，也得不到利用，其次一个厂家一个设计型式，很难把一个城市所有品牌电梯整合成一个集中系统。是什么意思？

Third, the elevator manufacturer of the original machine is equipped with remote monitoring, but because of high cost, and many elevator manufacturing, repair and maintenance unit is not equipped with the appropriate operating system, even if the units are equipped with remote control, can not be us

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Three is the long-distance monitoring which the elevator manufacturer original machine provides, but because the construction cost is high, also many elevator manufactures, the Vyborg unit has not provided the corresponding operation system, even if the measure unit to be used has the equipment long

Three elevator manufacturers of the original machine is equipped with a remote control, but because of the high cost, and many elevator manufacturing, maintenance units are not equipped with the appropriate operating system, even with the flats are equipped with remote control, is not to use, follow

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