The elevator drive mechanism in PROTOS 70 cigarette making and tipping machine combination was complicated and hard for maintenance.

P ROTOS 70卷接机组的提升带传动机构原传动方式结构复杂，维修困难。

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By analyzing the mechanism of falling chip, tipping and noise, through changing the cutter's parameters and using double edge positive edge inserts, the problems can be solved.

通过分析掉渣、崩刃、噪声的机理，采取改进刀具参数、采用正前角双刃刀片等措施，较好解决了上述问题。

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Look for a locking mechanism to prevent shelves from tipping.

最好用一种可以锁定的装置以防其货架掉下。

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But whether such an agreement is reached in Rio or not, a tipping point is approaching as investors, governments and even many influential corporations come to see such disclosure as a key mechanism for strengthening markets and essential to building a sustainable economy.

FORBES: A Tipping Point on Sustainability Disclosure in Rio?