Folds of skin cover their eyes and ears to prevent water from entering, and the nostrils close with a watertight seal.
皮肤的皱褶盖住它们的眼睛和耳朵，防止进水，它们的鼻子内有可关闭的防水封垫。
I nodded, and Derek the removal man turned back to the van, gave a wave to his driver and went to the back to lift the ramp, close the hatched and seal up the contents of my previous life.
我点点头，搬运工德里克转向货车，对司机摆摆手，然后走到后面抬起活动斜梯，关上车厢门，封存了我之前生活的所有东西。
When disconnecting cylinders with diaphragm valves, it is most important to double close the valve and to properly install the outlet seal.
当切断钢瓶和隔膜阀的连接时，两次关闭阀门和正确安装排气口密封是最重要的。
Failure is more common with the screw put on the Bellows Seal Valves threaded stem wear, so that the valve can not close.
比较常见的故障是阀杆与螺套上的丝扣磨损，陶瓷阀门使阀门无法关闭。
Close tightly and store in a dry place at room temperature. Do not use if imprinted seal under bottle cap is broken or missing.
拧紧阴凉干燥室温保存，如果瓶盖上密封破损或是丢失请不要使用。
The appearance of the extruded goods is flat and smooth, which is close to the level of the import weather seal.
挤出产品外观平整、光滑，接近进口挡雨条样品的水平。
The paper introduced typical structure of the close clearance seals for blade tip seals in modern aero-turbine and the research progress of gas film seal for gas turbine.
本文介绍航空燃气轮机转子叶尖“紧间隙”密封的典型结构型式现状，转子内流系统应用气膜密封的有关研究进展。
The Juve director now believes that a completion of those talks is close with Vieira set to seal a switch back to Serie A, where he has played before in an ill-fated spell at Milan.
尤文执行官现在已确信把维埃拉带回到意甲的谈判已接近尾声， 维埃拉之前在意甲踢过球，当时在米兰状态不佳。
At last, the closed processing paths were indicated by a seal smooth curve that had solved the problem of identifying the close processing paths.
最终加工路线由一条封闭的光滑的自由曲线表示，解决了闭合加工路径的识别问题。
The valve is used with electric hydraulic or electric draw stem to form a complete set to realize open-close operation It is the ideal equipment of switching seal.
配用电液推杆或电动推杆，可实现启闭操作，是切换密闭的理想设备。
As homologous paintings, as well as two in the lyric to convey his ideas on all of a pen and bone lines running close association, painting with calligraphy, seal carving has maintained close ties.
由于书画同源，以及两者在达意抒情上都和骨法用笔、线条运行有着紧密的联结，因此绘画同书法、篆刻之间有着密切的联系。
As homologous paintings, as well as two in the lyric to convey his ideas on all of a pen and bone lines running close association, painting with calligraphy, seal carving has maintained close ties.
由于书画同源，以及两者在达意抒情上都和骨法用笔、线条运行有着紧密的联结，因此绘画同书法、篆刻之间有着密切的联系。
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