The purpose of lubrication bearings is to reduce the friction .

润滑轴承是为了减少摩擦。

属类：综合句库--

Trinitrotriazidobenzene is less sensitive to impact and friction than mercury fulminate

三硝基三叠氮苯的摩擦感度和冲击感度比雷汞低。

属类：综合句库--

unmounted brake lining,of friction material based on asbestos,other mineral substances or cellulose

刹车带,未安装的,以石棉、其他矿物质或纤维素为革料的耐磨材料制的

属类：物品名称-机械设备-

cutting-off machine,abrasive or friction ,for working metal (exc. hand-held machines)

砂轮或摩擦切割机,用于金属加工(手持式机器除外)

属类：物品名称-机械设备-

Sintered metal friction materials-Determination of transverse rupture strength

烧结金属摩擦材料横向断裂强度的测定

属类：行业标准名称-国家标准名-GB/T10422-1989

Sintered metal friction materials-Determination of compression strength

烧结金属摩擦材料抗压强度的测定

属类：行业标准名称-国家标准名-GB/T10424-1989

Standard test method for binding strength of sintered metal friction elements

烧结金属摩擦片结合强度测定方法

属类：行业标准名称-国家标准名-GB/T10430-1989

The dissipation of heat generated by atmospheric friction ,especially in the atmospheric reentry of a spacecraft or missile,by means of a melting heat shield.

烧蚀,熔蚀宇宙飞船或导弹重新进入大气层时,通过熔化热防护外壳来抵消与大气摩擦所产生的高热

属类：综合句库--

Economic friction or competition between any two countries cannot be rashly summarized as threatening, which is contrary to the facts and to the spirit of friendly cooperation between all countries

世界上任何两个国家的经济摩擦或竞争也不能轻率地以威胁论来概括,这有悖于事实,也有悖于各国友好合作的精神。

属类：综合句库--

disc ,friction ,toothless,for hand or machine saws (excl. discs fitted with abrasive parts)

手锯或机用锯摩擦圆盘,无齿的(不包括装配有研磨零件的圆盘)

属类：物品名称-五金用品-

After heating and friction heating by the rotating screw, the resin turns to a melt and is extruded through a die in the form of a cylindrical tube (parison).

塑料经加热及螺杆转动的摩擦力变为熔融后,从模头挤出,成为圆筒状。

属类：机械模具-机械模具-PET吹瓶

and as he knew that in this world account must be taken of friction , and that friction retards, he never rubbed against anybody

他在英国待了五年,一直在伦敦给人当亲随佣人。但他始终没有找到过一个合适的主人。

属类：综合句库--

Their thread surfaces may be rough and can cause higher-than-normal friction or even galling when making and breaking connections. Damaged or badly worn threads can also cause problems with sealing.

它们的螺纹表面可能是粗糙的,当进行和断开连接时,它们会引起大于正常情况的摩擦或者甚至金属表面磨损。被损坏的或严重磨损的螺纹也会引起关于密封的问题。

属类：产品说明书-产品安全-

Fillers include modifiers, extenders, plasticizer and low friction additives

填料包括改性剂,填充剂,增塑剂和低摩擦添加剂。

属类：综合句库--

By stating and analyzing the heat transfer and friction characteristics with different fin surfaces the feature and application with special fin surface are described and the methods of improvement are suggested.

通过对这几种翅片类型换热及压降特性的介绍和分析,提出了翅片管式换热器研究中的一些不足。

属类：化学及生命科学-化工-制冷论文

Also a huge investment in building a new 1850℃ super-high temperature tunnel kiln and fully automatic segregation preventive hydraulic/friction molding press had been placed for betterment of material distribution and conveying system.

同时筹集钜资增建1850℃超高温隧道窑一座,全自动防止粒度偏析油压摩擦复合式成型机,改善配料及输送系统

属类：单位简介-公司简介-

A granular material designed for maximum stability should possess high internal friction to resist deformation under load

为得到最大的稳定性而设计的颗粒材料应具有高内摩擦力而抵抗荷载下的变形。

属类：综合句库--

In order to reduce friction , the moving parts of a machine are often oiled.

为了减少摩擦,机器的可动部件常常涂上润滑油。

属类：综合句库--

To minimize friction , the contacting surfaces in a bearing may be separated by a film of oil or gas, these are also sliding bearings .

为了减小摩擦力,轴承内的两个接触面可以用一层油膜或气膜隔开,这类轴承称作滑动轴承。

属类：工程技术-机械与工具-

In order to assess the friction of lubricants on multifilament yarns, finish-free yarns are required

为了评定润滑剂对复丝纱摩擦所起的作用,要求用不带整理剂的纱作试验。

属类：综合句库--

We must distinguish sliding friction from rolling friction

我们必须把滑动摩擦同滚动摩擦区别开来。

属类：综合句库--

The angle of the feed into the friction rolls affects fiber alignment.

纤维喂入时与摩擦辊的夹角对纤维在纱体中的排列有一定的影响。

属类：行业术语-纺织服装-

They are generally stronger than ring-spun yams. This is due to the filament wrapping and to a high interfiber friction .

一般比环锭纱强度要高,其原因是长丝的包缠作用和纤维间存在较大的摩擦

属类：行业术语-纺织服装-

The friction force is therefore called a nonconservative or a dissipative force

因此,摩擦力称为非保守力或耗散力。

属类：综合句库--

Higher force ratios may be obtained by the use of more pulleys, but this advantage may be offset by increased friction .

用的滑轮越多,所得到的力的比率也越高;但摩擦力也会增大,从而抵消了一部分好处。

属类：工程技术-机械与工具-

excite heat by friction

由摩擦而生热

属类：综合句库--

Friction is low in air, and the original kinetic energy of the air in the nozzle can not be lost quickly enough.

由于空气的摩擦阻力较小,气流出喷嘴时的动能不会很快消失。

属类：行业术语-纺织服装-

This is not the case when friction is present

有摩擦时,情况就不是这样了。

属类：综合句库--

Friction against the rock, combined with the weight of the climber, caused his rope to break.

与岩石之间的摩擦加上攀登者的重量,使得绳子断了。

属类：综合句库--

Plastics--Film and sheeting--Determination of the confficients of friction

塑料薄膜和薄片摩擦系数测定方法

属类：行业标准名称-国家标准名-GB/T10006-1988