and matching door. Doors, such as auxiliary. My companies to use the domestic first-class profiles of high-speed high-performance extrusion lines and high-speed extrusion die, combined with the actual situation of domestic production. Profiles Products high strength, excellent moisturizing properties;
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Setting codes of the normal-open fire-proof door, safety control and alarm escape latch system are analyzed and electrical matching design measures are discussed.
摘 要 对现行规范和地方消防规定中常开式防火门、安全控制与报警逃生门锁系统的设置规定进行分析，探讨电气配套设计措施。
Our company has developed PMSM, the new controller of three-phase asynchronous frequency conversion motor, PMSM matching with the new controller and small elevator door operator without encoder.
与电网供电相比， 变频器供电的异步 电机绝缘系统承受了更高的应力，因而有必要以新的标准对 变频 电机的绝缘系统进行重新考虑。
The adaptability of the prefabricated door pocket and the matching property of the door leaf are weak;
现有门套预制式的适应性、与门扇的配合性差；
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