A bright trail or streak that appears in the sky when a meteoroid is heated to incandescence by friction with the earth’s atmosphere.

流星流星体与地球大气摩擦加热至白炽在天空中出现的闪光痕迹或光带

属类：综合句库--

Moving swiftly through the atmosphere, meteoroids are heated rapidly by friction

流星体在快速穿过大气层时,因磨擦而迅速加热。

属类：综合句库--

Articulated without friction and capable of being prolonged like a vowel.

流音的无摩擦清晰发出并可象元音一样延长的

属类：综合句库--

One critical function of chondroitin sulfate is to act as a lubricant in skeletal joints by creating a gel-like medium that is resilient to friction and shock.

硫酸软骨素的一个重要功能是产生对摩擦和撞击有弹性的凝胶状介质,从而润滑骨关节。

属类：化学及生命科学-化学-化学习题

Code for design of surface multirope friction hoisting system of coal mine

煤矿地面多绳摩擦式提升系统设计规范

属类：行业标准名称-技术规范-工程建设

Each unit has a pair of cams, with an anti-friction roller for each cam.

每两对凸轮之间有一定的间隔,每一组凸轮中包括一对凸轮,每个凸轮对应一个减摩转子。

属类：行业术语-纺织服装-

Friction dissipates energy in the same way that a profligate dissipates a fortune, by converting it from an ordered to a disordered form

摩擦把有序能转变为无序能,就象浪子挥霍财产那样消耗着能量。

属类：综合句库--

Test method of Rockwell hardness for friction materials

摩擦材料洛氏硬度试验方法

属类：机械模具-机械模具-机械术语

That friction is more likely to be a molecular phenomenon closely associated with adhesion

摩擦很可能是与粘着力紧紧相连的一种分子。

属类：综合句库--

The force of friction affects the speed at which spacecraft can re-enter the earth’s atmosphere.

摩擦力能影响航天器返回地球大气层的速度.

属类：综合句库-典型例句-

Friction causes a rolling ball to stop finally.

摩擦力使得一只滚动的球最终停了下来。

属类：综合句库--

Friction gradually caused the sliding box to slow down and stop

摩擦力使向下滑的箱子渐渐慢下来后停住。

属类：综合句库--

friction increases with increasing pretension

摩擦力随预加张力的增加而增加。

属类：综合句库--

friction acts on moving bodies and brings them to a stop

摩擦力作用于运动着的物体,并使其停止。

属类：综合句库--

gear,friction (excl. motor vehicles and aircraft parts,not internal parts of engines)

摩擦轮(不包括非发动机内部零件的机动车辆和航空器零件)

属类：物品名称-机械设备-

Friction means heat.

摩擦生热。

属类：综合句库--

Warmth,wear,or soreness produced by friction .

摩擦所产生的热、擦损或擦痛

属类：综合句库--

The science of the mechanisms of friction ,lubrication,and wear of interacting surfaces that are in relative motion.

摩擦学研究处于相对运动中的相互作用的表面的摩擦,润滑和磨损等机械装置的科学

属类：综合句库--

Another modification of friction spinning is that the sliver is drafted into a center core of fibers which is then wrapped by other fibers. It is possible to add filament fibers to the center core.

磨擦纺纱的另一个改进是将条子牵伸成一个由纤维构成的纱芯,然后用别的纤维将其包缠起来。芯线可以使用长丝纱。

属类：行业术语-纺织服装-

Friction spun yarns are uniform, quite free of impurities, fuller with more body than ring-spun yarns, but they tend to have less strength.

磨擦纺纱生产的纱线条比较均匀,含杂量少,比环锭纺纱线丰满且更有身骨,但强度略低。

属类：行业术语-纺织服装-

To wear down or rub away by friction ;erode.

磨蚀,磨损因摩擦而破损或擦伤;侵蚀

属类：综合句库--

friction material,not mounted with a basis of asbestos,of other mineral substances or of cellulose,whether or not combined with textile or other materials

耐磨材料,未装配,以石棉、其他矿物或纤维素为基料,不论是否与纺织品或其他材料结合

属类：物品名称-建筑-

A sac or saclike bodily cavity,especially one containing a viscous lubricating fluid and located between a tendon and a bone or at points of friction between moving structures.

囊一种囊或囊状物,尤指任何含有粘性润滑液且位于肌腱和骨头间或运动部位之间摩擦点的小液囊

属类：综合句库--

Road vehicles-Brake linings-Evaluation of friction material characteristics--Small sample bench test procedure

汽车制动器衬片摩擦性能评价小样台架试验方法

属类：行业标准名称-国家标准名-GB/T17469-1998

The spherical particles are swept as droplets or volatilized and recondensed from a meteorite as it is heated to incandescence by friction in the upper atmosphere

球形粒子是由小滴吹刮或者由在高层大气中被摩擦加热到白炽化的陨石挥发并重新凝结而成。

属类：综合句库--

The balls fill the space between the two races and roll with negligible friction in the grooves.

球装在两套圈之间,且在滚道内滚动,摩擦力很小。

属类：工程技术-机械与工具-

An axle or journal box, as on a railway car, that has become overheated by excessive friction .

热轴由于过分摩擦而变得过热的轮轴或轴颈箱,如火车上的

属类：综合句库--

A wedge of metal used as a low-friction fulcrum for a balancing beam or lever.

刃形支承一种楔形金属,用作平衡木或杠杆的摩擦小的支撑物

属类：综合句库--

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--