磨擦

In some cases political instability, changing economic circumstances, mount ing projectionist barriers or diplomatic rows have make it difficult for us to export to those countries.

有的国家政局不定、经济不稳，贸易保护主义升级，外交磨擦抬头，这些使得对该地区的出口十分困难。

Nbsp; in some cases political instability, changing economic circumstances, mounting projectionist barriers or diplomatic rows have make it difficult for us to export to those countries.

有的国家政局不定、经济不稳，贸易保护主义升级，外交磨擦抬头。这些使得对该地区的出口十分困难。

Then J =μp, where the proportionality factor μ is called the Coulomb coefficient of friction.

于是J＝μp，式中的比例因子μ被称为库伦磨擦系数 2。

Boot hard drive in high-speed rotation, the vibration can be gently disk read-write head and the mutual friction disk read-write head track or bad damage.

在开机时硬盘高速转动，轻轻的震动都可能碟片与读写头相互磨擦而产生磁片坏轨或读写头毁损。

During the campaign process, the roller contacts with both static rolling contact and sliding friction, it can effectively avoid the occurrence of fusion.

在运动过程中，滚柱与静触头的接触既有滚动又有滑动磨擦，这样能有效地避免发生熔焊。

Utilizing water s jet action washing and scouring the rice scatheless,removing

利用水的射流作用对米进行冲洗、磨擦，去除杂物及糠灰。

Sand or shear force with plow to make impact and mixing,better quality and low energy consumption.

之间发生冲击和激烈的磨擦，从而达到混砂速度快、混砂质量好和耗能低的目的。

First, the strong friction between the skin, can make the skin capillaries expand and accelerate blood circulation.

第一，强烈地磨擦皮肤，可以使皮肤的毛细血管扩张，加速血液循环。

As the man rubbed his hands, the friction of cold skin intensified the coldness of the air and the solitude of that place.

男子擦着手，冰冷肌肤间的磨擦加重了空气中的寒意和周围之地的孤寂。

And try to avoid passing through on the tight-fitting underwear, lingerie and sensitive skin due to friction will then produce dermatitis.

而且尽量避免穿过于紧身的内衣，因为内衣和敏感的皮肤磨擦之后会产生皮肤炎。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失