Cable inner end must use steel nut cap. Lead sealing is required for the sealing between the cable inner head and metal sleeve, which has a good sealing property.

电缆内端头应使用钢制封帽，与金属套的密封必须采用铅封，密封性能良好。

youdao

The inner envelope filled with helium in the head section of the blimp and the third built-in airbag at the tail is filled with ethane combustible gas.

飞船头部的内置气囊中充满了氦气，而置于尾部的第三节内置气囊则充满了乙烷可燃气体。

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The inner envelope holds helium in the head section of the blimp and an ethane fuel gas in the three tail sections.

飞船头部的内置气囊中充满了氦气，而置于尾部的第三节内置气囊则充满了乙烷可燃气体。

youdao

And I know that many people, including Congressman Joe Walsh, himself a fellow Chicagoan who taught in the inner-city schools, said Head Start has considerable administrative problems.

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The sudden shift of fluid in their inner ear makes them feel like they turned their head a lot faster.

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Just another reason to keep your head held high (and to fuel that inner glow).

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