Users are prohibited by law from modifying the construction of a flameproof type transmitter .

根据法律规定，禁止用户修改隔爆型变送器的结构。

For details , see " installation and operating precautions for tiis flameproof equipment " later in this manual .

详细内容请见本手册后部分的“tiis隔爆型设备的安装和操作注意事项。”

The workers are in flameproof overalls .

工人们穿上防火工装裤。

Before starting to service the apparatus , be sure to check all parts necessary for retaining the requirements for flameproof apparatus .

在开始维修设备前，一定要检查维护隔爆设备所必须的各部件。

This is indicated by : - the total internal volume of the flameproof enclosure minus the volume of the internal components essential to equipment functions .

这由隔爆外壳总内部容量减去设备实现其功能所必需的内部部件容量可得。