电热带外层的编织层能起到传热和散热的作用，提高电热带的整体强度，同时还能用作安全接地线。
The outer brade layer can execute the function of heat transmitting and radiating, to enhance the general intensity of the heating belt. It can also be earthed .
高处的终端D'连接线圈的A'中心，其它终端更适宜连接地线，同样，对于线圈C'在此之上鉴于安全再次提醒。
The elevated terminal D' connects with the centre of the coil A' and the other terminal is connected to earth and preferably, also, to the coil C' again for safety reasons as mentioned above.
分析了乙醇汽油贮运安全隐患的原因，并提出了相应的贮槽型式及平面布置、 静电及静电感应接地线灭火器预防措施。
The reasons of bidden danger of ethomal gasoline's safety storation and transportation were dissected and some corresponding prevention measures were also put forward.
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