The small explosion-proof electric appliance outer covering guards against the explosion of the important parts in the electric equipment.
小型防爆电器外壳是防爆电器设备中重要的防爆部件，其品质状态直接关系到厂矿企业的生产安全。
Security guards, operating inside bullet-proof glass cubicles, and speaking through microphones, scrutinized every arrival and departure.
警卫们在装有防弹玻璃的小室里值勤，通过麦克风细致盘问每一个进出的人。
A portable flood control apparatus consists of: uniform leakage-proof nylon fabric units, plastic-steel triangular keel supports, keels, fender-guards, gravity device, connecting bolts and fasteners.
本发明涉及一种防洪装备。主要由制式单元防漏尼龙雨布。塑钢三角形龙骨支撑架、龙骨、安全保险杠、重力装置、单元连接锁栓及加固件等组成。
A portable flood control apparatus consists of: uniform leakage-proof nylon fabric units, plastic-steel triangular keel supports, keels, fender-guards, gravity device, connecting bolts and fasteners.
本发明涉及一种防洪装备。主要由制式单元防漏尼龙雨布。塑钢三角形龙骨支撑架、龙骨、安全保险杠、重力装置、单元连接锁栓及加固件等组成。
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