磨损作用也助长了风的侵蚀。
提出,在考虑无形磨损作用的前提下,用快速折旧法来适当加快工程机械更新换代的设想。
A concept about using an accelerated depreciation method to adequately speed up the renewal for construction machines under the presupposition that invisible wear effects be considered.
对狭缝式透气砖在大型精炼钢包中的损毁原因进行了分析,热应力和强大的冲刷磨损作用是两个主要因素。
The wear reason of slit purging plug used in the large refining ladle has been analyzed in detail in the paper, that is the thermal stress and strong erosion and abrasion.
蒸汽锅炉进入尾部烟道的飞灰由于温度较低,具有一定的硬度,因此随烟气初级受热面排管时,会对管壁产生磨损作用。
Into the tail flue of fly ash due to the low temperature, has a certain hardness, so primary heating surface with flue gas exhaust pipe, the wear and tear on the wall.
当这些微型染色体注入到酵母细胞中后,在细胞分裂时,这种CCCCAA的DNA序列在复制时对染色体起到了保护作用,就像鞋带末端的塑料帽对鞋带起到的防磨损作用。
When these were injected into yeast, the DNA sequence protected the chromosomes when they were copied, just as the plastic tips at the ends of shoelaces stop them from fraying.
这种角度导致了攀岩者下降时,施加在快挂上的作用力更大,与绳子接触的那一段钩环也比其他的要磨损更严重。
This angle causes more force to be exerted against the carabiner as every climber is lowered, and this force causes the rope biner on the first draw to wear faster than other draws.
这种不平衡离心力作用在转子轴承上会引起振动,产生噪声和加速轴承磨损,以致严重影响产品的性能和寿命。
This unbalanced centrifugal force on the rotor bearing will cause vibration, noise and accelerate the bearing wear, which seriously affect the performance and life of the product.
这种不平衡离心力作用在转子轴承上会引起振动,产生噪声和加速轴承磨损,以致严重影响产品的性能和寿命。
The unbalanced centrifugal force can cause vibration, noise and bearing wear of the rotor bearing, so that it can seriously affect the performance and life of the product.
由于水的作用,岩石逐渐磨损。
The rock gradually wears away due to the action of the water.
结果表明:所制备的修复剂对磨损表面具有明显的修复作用,形成了修复层。
The results showed that the additive had evident repairing action and formed repairing layer on the wear surface.
本文对螺旋式食品膨化机螺杆由于磨损和腐蚀的综合作用引起的正常破坏以及受力情况进行了分析。
In the article, the normal damage to the screw of the spiral food expansion machine and its conditions of tolerating force because of the comprehensive action of wear and corrosion are analysed.
试验表明:干切削状态下金属软化效应占主导地位,湿切削可获得更好的表面粗糙度,切削液在刀具磨损后期开始发挥作用。
The results show that the metal soften is dominant in dry turning process, a good surface can be acquired in wet turning, and the cutting fluid takes an effective effect at the end of tool wear.
它们都有研磨作用,会磨损牙釉质,长此以往会导致牙齿敏感和发黑,因为牙釉质磨损会暴露出里面黄褐色的牙质。
They are abrasive and can wear your enamel away and in the long-term lead to sensitivity and darkening of your teeth as the enamel wears and the inner amber-coloured dentine becomes visible.
它就像一把地质锉刀一样通过刮、刨等作用来磨损冰川流过的表面。
It ACTS as a geologic rasp, scratching, gouging and generally abrading the surfaces over which the glacier rides.
在腐蚀与磨损共存的条件下,两者协同作用加速材料流失。
Under coexist condition of both corrosion and abrasion, the loss of layer metal mutually effected by both factors will be accelerated.
文中在对此现象进行探讨的过程中,主要论述了无形磨损对产品技术寿命的决定性作用、无形磨损对产品技术寿命的作用过程及降低无形磨损的措施。
During the probe, this paper tells the decisive function of invisible wear and tear upon products technical life span, the course of the function and measures to reduce such invisible wear and tear.
提议用户在可以开度自在调节的规模内,适当增大阀门的口径,从而起到减小磨损的作用。
Suggested opening the user can freely adjust the size, the appropriate valve size increases, and thus play a role in reducing the wear and tear.
这种加强的负作用通常是抗冲击强度降低及磨损性增加。
The negative effect of this reinforcement is usually a decrease in impact strength and an increase in abrasiveness.
经过分析认为,轮胎气压对于轮胎磨损的影响是相当小的,而在轮胎磨损中起主导作用的是轮胎外倾角参数的设置,并且通过试验对此进行了验证。
By analyzing, it is considered that effect of tire pressure on tire wear is very small, a nd setting of wheel camber has primary effect on tire wear, which is verified by tests.
文中指出,钢筘的失效是振动磨损、磨粒磨损、疲劳破坏和冲击损坏综合作用的结果,其如十击损坏的危害最大。
The paper points out that reed failures are resulted from the synthetical action of vibrating wear, grain wear, fatigue damage and last. impact action - the most dreadful damage.
因此,研究开发新型的耐冲击腐蚀磨损材料,提高工件在冲击、腐蚀和磨损交互作用下的服役寿命具有现实意义。
So, it is significant to develop the new impact-corrosion-wear resistant materials and increase the service life of the workpieces under the interaction of impact, corrosion and wear.
综合分析了汽车轮胎和路面间相互作用产生的磨损形式和磨损机理,以及研究轮胎磨损常采用的方法。
This study investigates both wear types and mechanisms for automobile tires running on a highway, as well as the common used methods for tire wear test.
文中指出,钢筘的失效是振动磨损、磨粒磨损、疲劳破坏和冲击损坏综合作用的结果,其中冲击损坏的危害作用最大。
The paper points out that reed failures result from the synthetical action of vibrating wear, grain wear, fatigue damage and last, impact action-the most dreadful damage.
最后探讨了冲击载荷下磨损与腐蚀的交互作用机理,以及冲击功对交互作用机理的影响。
The influence of impact energy on the synergy and the mutual effect mechanism between corrosion and wear were discussed.
由于共晶碳化物高温稳定性不良,使得其不能发挥应有的提高材料磨损抗力的作用,导致合金磨损体积急剧增加,磨损抗力下降。
The obtained results show that the carbide can not act as a resistant to wear if its chemical stability at elevated temperature is too bad, and the wear resistance of the alloy is decreased rapidly.
高钒高速钢干滑动磨损机理为显微切削和疲劳磨损的复合,并且有应力作用下碳化物的碎裂及脱落。
The wear mechanism of high vanadium high-speed steel is combined micro-cutting and fatigue wear with carbide particle breaking and peeling off under stress.
由于固体颗粒的磨蚀作用,管子和容器的磨损严重。
Erosion of pipes and vessels from abrasion by particles can be serious.
钻井(水)龙头由于结构设计的原因,冲管盘根在钻井过程中不断磨损,特别是在高压泥浆的作用下,盘根密封常常被破坏。
The wash pipe packing of drilling swivel showed wear-and-tear continually in drilling process due to its structural design.
钻井(水)龙头由于结构设计的原因,冲管盘根在钻井过程中不断磨损,特别是在高压泥浆的作用下,盘根密封常常被破坏。
The wash pipe packing of drilling swivel showed wear-and-tear continually in drilling process due to its structural design.
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