Thereby the water tank can be better protected and the normal service life of the water tank is ensured.

从而能够更好地保护水箱，保证水箱的正常使用寿命。

youdao

The result shows that overload traffic increases the early destruction to pavement, and decreases the normal service life.

分析表明，超载交通加剧了路面的早期破坏，使路面提前达到其服役年限；

youdao

It has considerable relation to the diameter of pulley groove that the wire rope can or can't work all right and reach normal service life.

钢丝绳能否顺利工作并达到正常使用寿命，与滑轮绳槽直径有很大关系。

youdao

In short, they will have a threat-driven operational service life half that of a normal combatant ship.

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One resident of Musa Qala, Haji Sarfaraz, told the BBC's Pashto Service that life was now returning to normal there.

BBC: A peace deal has been brokered by local elders