查询词典 gas helmet

Gas'.'' are developments of the spear, while the air-raid shelter, the steel helmet, the concrete fortification and the ''.

毒气'。''，是矛的发展；防空掩蔽部、钢盔、水泥工事、防毒面具，是盾的发展。

Purchased key Labor Protection Articles, such as Safety Helmet, Anti-gas Aspirators must have label of safety assessment.

Oslash；所采购的关键劳动防护用品如安全帽、防毒口罩等必须有安鉴字样的标签。

Every fireman was wearing a helmet, a gas mask and a heavy coat to protect himself against fire and smoke.

每个消防员都戴着头盔、防毒面具，穿着厚重的外套保护自己不受火和烟的伤害。

Meiliang TPE/TPR applies to the purposes as below:※ Tools: Hand-tools (such as screwdriver, pliers and hammer), wheel of barrow;※ Stationery: eraser, pen cap and stapler gasket;※Daily necessities: handles of, foot-rug, table- mat※ Shoe-materials: sole, toe cap, heel insole;※ Toy: mini car tire, controller enclosure and elasticity toy;※ Sports equipment: handles (for golfing, tennis and skiing apparatus), driving apparatus (such as frog-shoes, frog-spectacles, breathing tube, waterproof torch), handles of bicycles and motorcycles;※ Communications parts: game joystick, mouse-pad, mouse-wheel;※ Automobile components: brush handle, door/window seal, gasket, wheel, foot treadle and handle bar of motorcycle;※Medical instrument: pump ball, instrument handle, vessel, gas helmet, bottle stopper and pipe fitting.

美亮TPE/TPR使用范围如下：※工具材料：手工具（螺丝刀、老虎钳、榔头等）手推车轮子※文具用品：橡皮擦、笔套、订书机垫片。※日常用品：手把类脚踏垫、餐桌垫、瓶盖内垫。剃须刀柄、喷枪手柄外套、背包底座以及其它橡胶制品※鞋用材料：鞋底、鞋头垫、鞋跟垫等。※玩具：小汽车轮胎、控制器外壳、弹性玩具※运动器材：手柄类（高尔夫球、网球、滑雪器材），潜水器材（蛙鞋、蛙镜、呼吸管，防水手电筒）自行车、摩托车把手等材料。※资讯零件：游戏手柄、鼠标垫、电脑防震件、鼠标轮等。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。