Based on the present fire protection code, optimizes control circuits of smoke control and extraction fans and pressurization fans, in order to increase the reliability of the system.
根据现行消防规范，对消防排烟风机、正压风机控制电路进行了优化，以提高系统的可靠性。
According to the process demands of the pressurization test on electrical products, the authors have developed an automatic measurement control system.
作者根据电气产品耐压试验的工艺要求，研制出一套自动测控系统。
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