查询词典 carrier

The biological oxidative ability on DNA of the standard quartziferous dust and crocidolite, which is the carrier of inhaled particles in air pollution, and over ten kinds of metals and those combine and competitive reactions with DNA and chelators have been studied in order to know the role of standard quarziferous dust, crocidolite and metals in the pollution systems.

并对重要的大气污染物可吸入颗粒物的载体石英粉尘和青石棉及其承载的十余种金属离子介导活性氧氧化核酸的作用，金属离子与DNA分子和螯合剂的结合作用与竞争反应，探讨了石英粉尘和金属在污染体系中的作用。

Its service is outstanding. Air India, the state-owned carrier, is crummy by comparison, though it is improving.

它的服务是一流水准的，相比之下，印度的国有航空公司印度航空虽然在提高但情况仍然糟糕。

Tanshinone deposited on the surface of the carrier in crystal form, and the size was obviously reduced.

采用溶剂沉积法提高丹参酮的体外溶出度是可行的。

Yongkang perfect daily-use products factory located in the scenic mountains Zhedong - Fangyan, is a professional production of stainless steel vacuum cup manufacturers, product varieties, novel styles, good insulation properties, each "Shengyuan" brand vacuum Cup have been the overall high level of high-temperature vacuum, from production to a factory, must be 5 Strict testing procedures, thereby ensuring that each carrier only to consumers of "Shengyuan" vacuum cup insulation performance and overall quality.

永康市完美日用制品厂座落在风景秀丽的浙东名山－方岩，是一家专业生产不锈钢真空杯的生产厂家，产品品种多，款式新颖，保温性能好，每只"盛源"牌真空杯都经过高水平的高温整体抽真空，从制作到出厂，必须经过五道严格的检验程序，从而确保了每一只输送到消费者手中的"盛源"真空杯的保温性能和整体质量。

The effect of minority carrier lifetime in the base on the current gain is given.

模拟结果显示Si／SiGe HBT具有优良的常温和低温电性能。

Through introducing the development and current situation of automatic meter reading system at home and abroad,the application of power line carrier based on the information technology in automatic meter reading system was illustrated.

通过介绍国内外自动抄表技术的发展及现状，对基于信息技术的电力线载波在自动抄表系统中的应用进行了阐述。

The curricula are the carrier of culture and one to the important approaches to cultural succession and development.

课程是文化的载体，是文化得以传承、发展的重要途径之一。

Flame retardant POM composites were prepared using TPU as carrier to introduce melamine cyanurate into POM matrix, and even dispersion of MCA in polymer matrix was obtained. The prepared flame retardant POM possesses good mechanical properties and flame-retardancy.

采用三聚氰胺氰尿酸盐／聚氨酯复合阻燃剂阻燃聚甲醛，阻燃剂粒子均匀分散于聚氨酯分散相中，解决了阻燃剂与聚甲醛直接共混相容性差、材料性能劣化的难题，获得了阻燃性能和力学性能较好的阻燃聚甲醛材料。

This algorithm can estimate carrier frequency, and rate of the PN code, eliminate the effect of noise using the second order cyclic stationary characteristic without a prior knowledge.

该算法在先验知识缺乏的情况下，充分利用直扩信号的二阶循环平稳特性，排除噪声干扰，对载频和码速率进行估计。

Firstly expound the structure of the OFDM system, then analysis the working principle of OFDM communication and research into the key technologies in OFDM system: string conversion, sub-carrier modulation and demodulation, inverse Discrete Fourier Transformation, Discrete Fourier Transformation, cyclic prefix Insert, etc.

该文首先阐述了OFDM系统的结构，分析了OFDM通信系统的工作原理，研究了OFDM系统实现过程中串并转换、子载波调制解调、离散逆傅里叶变换、离散傅里叶变换、循环前缀插入等关键技术。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。