复合

4Pre-oxidization and carbonization of PAN/MWNT fibers A typical producing technology of carbon fibers was used to pro-oxidize and carbonize the PAN/MWNT composite fibers.

4对PAN/MWNT复合纤维进行了预氧化和碳化处理，得到MWNT改性的碳纤维，对复合碳纤维的形态结构与力学性能进行的初步探讨。

Ferrotitanium , nickel and sucrose to carbonize the sucrose. TiC/ Fe-Ni composite coatings were prepared by plasma spraying of the Ti-Fe-Ni-C composite powder .

以 TiFe粉、Ni粉和蔗糖为原料，通过蔗糖的热分解碳化制备 Ti-Fe-Ni-C系反应热喷涂复合粉末，并利用等离子喷涂制备了 TiC/ Fe-Ni复合涂层。

The effect of the form(including individual,complex and complex proportion),the dose of graphite,carbon black,carborundum and the alkalinity of base slag on the melting speed were studied.

以石墨、炭黑、碳化硅等三种含碳材料和碱度分别为0.8、1.0和1.2的基渣为原料，研究了炭黑、石墨和SiC加入形式(单独或复合，包括复合时的比例)和加入量以及基渣的碱度等因素对保护渣熔化速度的影响，并对试验数据进行了多元线性回归分析。

A new cataphoresis He-Ca+ laser was designed and made, and the stable output power of a hundred mW at 373.7nm recombination laser was obtained for a long operation time.

本文结合国家自然科学基金项目的研究内容，对高重复率脉冲放电钙离子激光动力学机制、工作特性和电泳效应进行了深入研究，设计制作了新型电泳式He-Ca+激光器，获得了百毫瓦功率钙离子373nm复合激光的稳定输出，为解决传统钙离子复合激光存在寿命短和放电不稳定等缺点提供了新途径。

A cataphoresis discharge tube of 7mm inner diameter and 38cm active length was made for the He-Sr+ laser. The recombination laser at 430.5nm and the R-M transition laser at 1.03μm were obtained with the modified Blumlein circuit by high-frequency longitudinal pulsed discharge. The laser components are concentrated on the 430.5nm wavelength.

设计制作了7mm内径和38cm有效激励长度的电泳式He-Sr+激光管，采用修饰Blumlein电路，通过纵向高重复率脉冲放电激励，实现了一价锶离子复合激光430.5nm和R-M跃迁激光1.03μm的同时振荡，其中复合激光占主要成分。

The structure and performance of a complex cavity Micro-Electro-Mechanical-System resonator are analyzed with its electromagnetism equations established.

对圆柱形复合腔结构微机械谐振元件进行了设计研究，提出了一种基於柱形腔结构的微机械复合谐振元件的设计方法，并对其结构及特性进行了研究。

The methods of disturbance, spiral cylindrical cavity and stripline resonator were used respectively for measuring the permittivities for microwave dielectric substrates. The substrates are made from PTFE based fine ceramics, and errors of measurement have been analyzed.

采用微扰法、螺旋圆柱谐振法和带状线谐振法分别对聚四氟树脂复合精细电子陶瓷微波复合介质的复介电常数进行了测量与误差分析。

Cemented soil pile is one type of composite foundation and it has been widely adopted in civil engineering projects in China.

水泥土桩复合地基是复合地基的一种，在土木工程中有着广泛的应用。

The compound roll is centrifugally cast with high Cr cast iron as outer material, and nodular iron as thematerial of its core and neck.

离心铸造高铬铸铁-球铁复合轧辊以w12%～22%的高铬白口铸铁作为辊身外层材料，以高强度的球墨铸铁作为芯部和辊颈材料，采用离心复合浇注工艺生产。

This paper expounds the oxyacetylene flare overlaying welding technology of tungsten carbide rod made to be metal matrix carbide ceramal compound overlaying welding layers.

介绍碳化钨条氧乙炔火焰堆焊制备金属基碳化物陶瓷复合耐磨堆焊层的工艺方法，结合碳化钨条氧乙炔火焰堆焊工艺过程、堆焊层性能特点、泥沙磨损实验结果及显微组织形貌，分析讨论了热源性质对堆焊层性能的影响以及复合耐磨堆焊层的抗泥沙磨损特性。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。