Helps to stop cracking and extends belt life.

使之使用寿命延长。

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Buffer rollers: conveyor by the material installed in the bottom section to reduce the belt blow to extend belt life.

缓冲托辊：安装在输送机受料段下方，减少输送带所受的冲击，延长输送带使用寿命。

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Paradoxically, while the temperatures required for liquid water exist only in the inner solar system, the key building blocks of life, including water itself, occur primarily beyond the asteroid belt.

矛盾的是，虽然液态水所需的温度只存在于太阳系内部，但生命的关键组成部分，包括水本身，却主要存在于小行星带之外。

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In Devon officers mustn't throw out a life-belt in an emergency without first conducting an assessment of the risk to themselves.

BBC: NEWS | UK | UK Politics | David Davis speech in full

Why require the use of seat belts if wearing a seat belt does not always save a life in an accident?

CNN: In gun control debate, logic goes out the window

But as I grew up, as I got more life and flyfishing experiences under my belt as I changed, really my old favorite magazines seemed to stagnate a bit.

FORBES: An Interview With Tom Bie, Founder Of The Drake Magazine