查询词典 trains

It is an important but difficult job to compute the transmission ratio and the meshing efficiency of epicyclic gear trains.

周转轮系传动比与啮合效率(只考虑轮齿啮合摩擦损失)的计算方法卜3 J较多，但都比较沉繁。

Aim at twelve-bar kinematic chain with single joints,it combines topological graphs analysis with structure principle of mechanisms and method of innovative synthesis of epicyclic gear trains.

在将单铰运动链用于周转轮系创新综合方法的过程中，针对十二杆单铰运动链，将拓扑图分析和周转轮系创新综合的结构学原理及方法结合，得到了由十二杆单铰运动链生成的新型周转轮系的结构原型。

Closed epicyclic gear trains possesses many advantages such as light in weight, impact in structure, broad in speed ratio transmission, large in transmitting power and so on.

封闭周转轮系具有体积小，重量轻，结构紧凑，速比范围宽，传动功率大等优点，广泛应用于工程机械、纺织机械、矿山机械、火炮变速装置和机器人机构。。。

Based on predecessors research findings, the quality of different kinds of research techniques are compared and induced. Concerned with using graph to type and scale synthesis, topological graph based upon functional fractionation is presented, the combination, evolution and inversion regularities of epicyclic gear trains are researched in detail. The synthesis problems of general and overlapping EGTs are solved. The method may be applied into the innovation design of EGTs.

本文在前人的研究成果的基础上，比较归纳各种研究方法的优劣，考虑到将图应用于型综合和尺度综合两方面，提出基于功能离散法的拓扑图，深入研究周转轮系组合、演化、反演等规律，解决了一般和重叠式周转轮系的综合问题，可应用于周转轮系的创新设计。

Chirp trains are induced by simulated predator attacks and precede or accompany the secretion of a defensive chemical from integumental bristles, supporting our hypothesis that these sounds function in acoustic aposematism.

一系列的敲击声可由模拟捕食者的攻击而引发，表皮的刺毛会同时或或在敲击声后分泌防御性化学物质，支持作者认为此行为是声音的警戒行为之假说。

Here is an astounding fact: Neither the worker in the oil field nor the chemist nor the digger of graphite or clay nor any who mans or makes the ships or trains or trucks nor the one who runs the machine that does the knurling on my bit of metal nor the president of the company performs his singular task because he wants me.

这里有一个令人惊骇的事实：不是油田里的工人、不是化学家、不是石墨或者粘土的挖掘者、不是制造轮船、火车、卡车的人、不是运行机器为我身上铁片压花的人更不是铅笔公司的主席为得到我而执行单一的任务。

Here is an astounding fact: Neither the worker in the oil field nor the chemist nor the digger of graphite or clay nor any who mans or makes the ships or trains or trucks nor the one who runs the machine that does the knurling on my bit of metal nor the president of the company performs his singular task because he wants me.

这真是令人惊异的事：油田工人或化工师家，或石墨、粘土开采工，或者是制造轮船、火车、卡车的人，或者是操纵机器生产金属箍上的滚花的工人，或者是铅笔制造公司的总裁，所有这些人，都不是由于本人需要我而干自己的那份工作的。

When the whole pack is coming in together and there are organized leadout trains, the sprint can still be relatively long, but even then it will probably only be about 500 meters at the most.

当整个包即将在有共同举办leadout火车，短跑仍然可以相对较长，但即便如此，它也有可能只有约500米的最。

This one problem the main body of a book is trained specifically for space capsule living things, the detailed programming having adopt Visual C ++ 6.0 programmings environments , having been in progress to the software function that living things trains collecting and distributing navar designs that.

本文针对太空舱生物培养这一课题，采用Visual C++ 6.0编程环境，对生物培养集散控制系统的软件功能进行了详细的编程设计。

Phil Campbell, a Tennessee-based speed coach who trains high school, college and pro athletes, recommends you do interval workouts three times a week on nonconsecutive days for fast-twitch muscle development.

Phil建议可以通过一周三次非连续日的间断练习发展你的快抽搐肌纤维。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！