High heat treatment performance of roller sleeve (1), uniform hardness, reasonable hardness gradient, thus ensure the long service life of inlaid backup roller.

辊套(1)的热处理性能好，硬度均匀，硬度梯度从表面层向芯部下降梯度小。因此镶套支承辊的使用寿命长。

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The relationship between community distribution of ammonium oxidizing bacteria and the removal rate of NH4-N is meaningful to improve the treatment performance of CRI.

关于CRI系统中氨氧化菌的空间分布规律及其与NH4-N 去除率关系的认识，为工艺改进和效果提高提供了理论基础。

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So it is meaningful to further study its heat treatment performance by process test, so that the heat treatment process standard is established to meet special requirement.

为此，通过一定的工艺试验对这种钢的热处理性能进行进一步的探索，从而确定特定性能下的热处理工艺规范。

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We provided free consulting on modern management practices to a randomly chosen set of treatment plants and compared their performance to the control plants.

FORBES: Does Management Matter?

The dispute over the performance of the treatment centres is premature.

ECONOMIST: The threat of competition is what matters

Government ethics rules require impartiality in the performance of government duties and avoidance of preferential treatment.

FORBES: Documents Raise Questions Of FAA Impartiality In Airline Oversight