查询词典 coupling coeffecient

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其它传动系列产品18、日本椿本：传动链条，电缆保护套，减速电机，联轴器，涨紧套，扭力限制器，超越离合器，电动推杆，缓冲器；19、日本协和制作所：AC电动滚筒，DC电动滚筒；20、日本协和工业：万向联轴节；21、：美国产气胎式刹车离合器，水冷油冷式刹车离合器； 22、日本旭精工：气动刹车，气动离合器，液力偶合器，带座轴承23、日本神钢：电磁离合器，电磁刹车，振动设备；24、日本小仓：电磁离合器，电磁刹车；25、日本武藤电机：各种风机，集尘机；26、日本昭和：精密旋转接头、蒸汽接头、液压、冷却剂专用接头；27、日本小林精工：带座轴承；28、台湾谭子：分度装置；29、爱普生精工：多关节精密机械手。

A high2efficiency coupling system was designed by using t heo ry of optical fiber coupling for t he high2power laser and t he beam t ransform , and in t he system numerical values of lens′apert ure and focus were optimized.

本文针对工业用大功率固体激光的特点，对光纤耦合系统的光束变换，大功率激光聚焦耦合的束宽等影响光纤耦合效率的问题进行了分析。

However,the mechanism of the interlayer coupling in some multilayers andthe correlation among the microstructure,interlayer coupling and other effects such asMOKE are not well understood.

然而，对于一些多层膜的层间耦合的机制和层间耦合与其相关磁性及磁光效应的内在关联性还有不少问题需要深入的研究。

Spin coupling rules of ground state of 2,2′-bipyridyl as coupling unit and four radicals as spin centers have been studied by AM1-CI methods.

以2，2′-联吡啶为耦合单元，用*CH2，HNO*NH和*O四种自由基为自旋中心，设计出五种体系的分子。

Pd(PPh3)4 is more reactive for boronic acids with steric hindered F atom and no self-coupling by-product, and coupling reactions gave good yields of 90% and 91%.

Pd(PPh3)4对于含有位阻F原子苯硼酸的偶联反应很具有活性，且没有自偶联产生，产率可达90%及91%。

Pd(PPh3)4 was more reactive for boronic acids with sterically hindering F atom, and the coupling reactions gave good yields of 90% and 91% without any self-coupling by-product.

Pd(PPh3)4对于含有位阻F原子苯硼酸的偶联反应很具有活性，且没有自偶联产生，产率可达90%及91%。

By focusing on the coupling of water and fertilizer and using all-purpose regression design with four factors and five levels, and based on pot experiments and quantitative analysis, the coupling effect of water and fertilizer on Casuarina equsetifolia biomass was studied in order to solve the inconsistency problem of water and fertilizer supply on coastal sandy land.

针对滨海沙地因水肥不协调而形成大面积低效林分的问题，以水肥耦合为中心，以1年生木麻黄幼苗为研究对象，采用四因子五水平二次通用旋转组合设计，利用盆栽试验和定量分析的方法，研究探讨了在不同水肥条件下，水、N、P、K四因子对木麻黄生物量的影响。

This paper analyses the coupling wastage in columniform wave guide gas laser,and gives the function between the coupling wastage of laser guide modulo EH11 and the position and radius of reflector.

分析了圆柱形波导气体激光器中的耦合损耗，给出了最低阶波导模EH11的耦合损耗与反射镜位置、曲率半径的函数关系。研究表明：反射镜的位置和半径存在着最佳值，在取得最佳值时，可得到最低的耦合损耗

A fluid-solid coupling simulation must be made when people do an experimental research on similar materials in a mining area coved with water, but it has been not succeeded because people have not found the long-term suitable coupling materials.

水下煤矿开采在进行相似材料实验研究时都应进行固液两相模拟，但由于对两相实验材料的研究一直未取得突破性进展而未成功。

The use of carbon monoxide from coal or natural gas to produce dialkyl oxalate is an important research area in C1 chemical technology. The chemical reactions and performance in the coupling reaction system for synthesis of diethyl oxalate from carbon monoxide and ethyl nitrite were tested in the presence of hydrogen under the typical coupling reaction conditions.

摘 要：实验研究了在氢气存在下，一氧化碳与亚硝酸乙酯偶联合成草酸二乙酯反应体系在典型操作条件下的化学反应和反应性能，结果表明氢气只与反应体系中的亚硝酸乙酯反应生成乙醇。

If you were not , and OS X just booted normally, have no fear.

如果你没有，和OS X刚刚启动通常，没有恐惧。

I only want to preserve our all .

我只想保存好我们的一切