保护眼镜

While cycling he wore a pair of wraparound glasses to protect his eyes.

他骑着哈车的时候带着全罩的眼镜来保护眼睛。

To protect your vision at work and at play, wear protective eyewear.

为了保护您的视力，并在工作中发挥作用，穿上防护眼镜。

The western cities of China, especially those in the desert, are known for their sandstorms, so tourists should protect themselves with glasses, hats and gauze kerchiefs, etc.

西部城市中，特别是那些在沙漠中，是众所周知的沙尘暴，使游客应该保护自己的眼镜，帽子和纱布kerchiefs等

So, if you had a bad wearing glasses, in addition to the failure to protect the , but it hurts the eyes of the sitters too.

所以，您如果戴了一副不良的眼镜，除了没有保护的功能以外，反而伤害了眼睛那就太划不来了。

Protection point of sight glasses.

戴眼镜保护点视力。

Cut off cut-off valve is mainly used for fluid pathway, including the cut-off valves, gate valves, plug valves, ball valves, butterfly valves, diaphragm valves, control API Cast Steel Valves valves and other folders; The main control valve for regulating fluid pressure, flow, etc., including control valve, throttle, valve and float valve, etc.; Check valve used to prevent reverse flow of fluid; Shunt valve fluid channel for distribution of destination, or two-phase separated, including slide valves, multi-valve, trap, and emptying valves and so on; Safety valve is mainly used for security, to prevent the boiler, pressure vessel or pipeline overpressure due to the damage; Multi-valve is a valve with more than one function, such as the cut-off valve can both start and end back from the role of the role of drying.

截断阀主要用于截断流体通路，包括眼镜阀截止阀、闸阀、旋塞阀、球阀、蝶阀、隔膜阀、夹管阀等；调节阀主要用于调节流体的压力、流量等，包括调节阀、节流阀、减压阀和浮球调节阀等；止回阀用于阻止流体的逆向流动；分流阀用于分配流体的通路去向，或将氧气专用阀、铜阀门两相流体分离，包括滑阀、多通阀、疏水阀和排空气阀等；安全阀主要用于安全保护，防止锅炉、压力容器或管道因超压而破坏；多用阀是具有一种以上功能的阀门，如截止止回阀既能起断流作用又能起止回作用。

She was wearing dark glasses to protect her eyes from the sun.

他戴着一副深色眼镜以保护眼睛不受阳光刺激。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐