This insect makes its strange noise by rubbing its back legs together.

这只昆虫摩擦它两条后腿发出一种奇怪声音。

When Joan returned to work, the friction between them increased.

琼回来工作后, 他们之间摩擦加剧。

I can’t bear the sound of chalk scraping on a blackboard.

我受不粉笔在黑板上摩擦时发出刺耳声音。

The worn surface morphology of ADZ ceramic was analyzed with a scanning electron microscope.

去离子水相比,在小牛血清润滑条件下ADZ陶瓷摩擦因数和磨损率降低。

The continuing activities, has the friction with clothes to affect flesh's eupnea, becomes dry.

经常活动，衣服产摩擦而影响肌肤正常呼吸，变得干燥。

The variations in habitus encounter the expectation of similarity and recognizability, leading to the frictions explored here.

当惯习变更相似和易辨预期相遇时，就产文所要探讨摩擦。

In this paper, the testing data of friction factor between syenitic blocks under static and dynamic conditions are presented.Dynamic tes...

两种条件下动摩擦系数变化规律也有明显区别。

The study showed that the property of grain triboelectrification relates to grain moisture, friction velocity, dielectric constant and friction material.

研究表明，稻谷摩擦稻谷含水率、摩擦速度、稻谷介常数以及摩擦材料等因素有关。

He landed catfooted on the blackened streak—still hot enough to scorch his boots—that his landing had gouged into the deck.

他轻轻落到大片由迫降摩擦出发黑焦痕上，其温度之高仍然足以烫焦他靴子。

The influence of a new high-performance bond on the heat-fading-resistance of a self-manufactured semimetal friction materials used for auto brake disk was discussed.

通过定速摩擦擦磨损实验,分析新型高性能粘结剂含量和制备压力对摩擦因数及磨损率影响,得到优化制备工艺,为新型抗热衰退摩擦材料研究提供理论和实验依据。

The tribophysics of the cylinder liner—piston rings in an internal combustion engine is a typical tribological system with the reciprocating motion and the impacting motion.

内燃机缸套——活塞环摩擦副系统是一个集往复、冲击于一体典型摩擦学系统。

The effects of sintering parameters on the shear and bond strength of ceramet friction material were studied and its fracture morphology was observed and analyzed.

研究烧结工艺参数对金属陶瓷摩擦材料抗剪强度和金属陶瓷摩擦片结合强度影响,观察并分析断口形貌。

In order to study the influence of structural parameters on the optimal normal load, a microslip model was used to formulate the nonlinear dry friction force.

摘要为研究阻尼结构参数对阻尼叶片最优正压力影响，基于微滑移模型，推导出阻尼器非线性干摩擦阻尼力计算公式。

This paper introduces a new designing scheme for multi-axial drill machine to make the friction disk of automobile clutch,the structure of the machine and the principles of its cybernation.

介绍汽车离合器摩擦片多轴钻床设计方案、结构和控制原理。

Close up, the workmanship that went into each ripple and shadowy layer of tulle was inimitably precious, yet somehow the designers successfully dodged the hazard of veering into overdone froufrou.

走进看看这些华服吧，每一个褶皱、每一片薄纱上装饰物都以一无二手工缝制而成，而你更无法想象设计师又是如何巧妙地避免这些装饰物相互摩擦而发出过度声响。

In order to overcome the disadvantage of low rubfastness of conventional pigment dyeing , a new type covering pigment with ultramicro azo dye as core and acrylate adhesive as shell was presented.

为克服常规涂料染色摩擦牢度低弊病,作者提出采用以超微偶氮颜料为核,以丙烯酸酯类粘合剂为壳新型颜料包覆体染色新探索途径。