All the Y-type valves are provided with sealing plates, in particular, the "floating" sealing plates which are fixed to the surface of the manifold box by the air pressure in the bag.

所有Y型阀的装配方式都配有密封垫，特别是“浮动”密封垫利用分气箱内的空气压力固定在分气箱表面。

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P. Y. , so that the dream will grow up freely in the academic air, and let the pleasure of approaching dreams nourish your heart from time to time.

把你追求卓越的梦想汇入口才与演讲协会包容的胸怀，让这梦在这学术的空气里自由长养，让向梦想迫近的愉悦时时滋润你的心田。

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By using compressed air as conveyance power and millet as a transport medium in horizontal Y-shaped branch pipes, the solid flow distribution characteristics of the above pipes were studied.

以压缩空气为输送介质，粒径相同而密度不同的小米和空心玻璃珠为输送物料，在水平变角度Y型分支管气力输送试验台上对气固两相的流量分配特性进行了研究。

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Backed by the acquisition of VIA Travel, the company witnessed a 14% y-o-y increase in air ticket revenues though it does not anticipate the positive trend to continue in the future.

FORBES: Hotel Bookings Fuel Expedia's Growth But Costs A Worry