To separate these frequencies, we make a local modification to mass and stiffness of the handle and results in the vibration on the handle of walking tractor to reduce considerably.

为使第二阶模态频率避开发动机一阶惯性力频率，文中对扶手架的质量、刚度进行局部修改，结果使手把振动有较大幅度的下降。

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Enhancement of bone mass and improvement of bone quality are achieved by a combination of lifestyle modification, dietary supplementation with calcium and vitamin d, and pharmacologic treatment.

提高骨量和改善骨质量，可以通过改变生活方式、补充钙和维生素d的膳食治疗以及药理学治疗相结合的方法来实现。

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The digestion resistibility of starch was changed by physical modification under different moisture mass percent, temperature, pressure and holding time.

淀粉颗粒通过物理修饰，调节不同的水质量分数、温度、压力和处理时间，可以改变淀粉的抗消化性能。

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Mass modification is less labour-intensive and thus, for an industry with wafer-thin margins, more appealing.

ECONOMIST: Mortgage restructuring

The Internal Revenue Service, for instance, has yet to issue guidance on the tax treatment of mass modification.

ECONOMIST: Mortgage restructuring

The one certainty about mass modification is that it will benefit some who do not need help and others for whom assistance is just a postponement of the inevitable.

ECONOMIST: Mortgage restructuring