不可或缺

Since filters and impedances are very important components in RF system,thinking of combining both be a great idea.

此论文的产生是由於滤波器和阻抗匹配在微波电路系统中皆是相当重要而且不可或缺，因此将完成不同阻抗的滤波器，已可以达到匹配的效果还可以做滤波的功能。

It has been approved by history in many countries that insurance broker companies are beneficial to promoting the development of insurance, regulating insurance market, safeguarding the right of insurants, and strengthening the connections between domestic insurance market and international market.

作为成熟保险市场不可或缺的组成部分，保险经纪的诞生对促进我国保险业发展、规范保险市场、维护投保人利益、推动国内保险市场与国际接轨等方面具有重要意义，各国保险业发展的历史和经验无不证明了这一点。

As a Paralegal, the graduate is an indispensable member of the law office team and this program provides all the training necessary to be successful in this role....

作为一个律师助理，研究生是对律师事务所的团队不可或缺的成员，而该计划提供了所有必要的培训，在这方面的作用的。。。。

Economic globalization and integration of the regional economy will lead to the globalization of mining industry.

引言矿产资源是国民经济赖以发展、不可或缺的物质基础，是实现工业化和现代化的基础资源，是国家安全与经济发展的重要保证。

In gene manipulation, different selectable markers with various linkers are necessary.

在分子克隆实验中，选择性标记特别是抗生素抗性标记是最常用和不可或缺的分子材料。

The promotion of the reader by the Reader-Response Criticism has a many-faceted influence and significance.

读者反应批评认为读者是文学阐释中不可或缺的因素，鼓励读者自立自强，积极地参与阅读活动。

Works as a symbolism an important role in the symbolic meaning of Shark is indispensable: Shark as a symbol of evil, and mankind's "fill man" fight on behalf of San Diego can also be viewed as an impossible from the tragic fate embodies Hemingway's life and values; At the same time, the plot of the book for Shark also fully embodies Hemingway's iceberg principle, it is worth pondering readers; I also tried the tragedy of the theoretical point of view, analysis Shark In this tragic story of the role, as well as the role and the elderly, the Marlins, the relationship between the sea.

作为一部象征主义作品的一个重要角色，鲨鱼的象征意义是不可或缺的：鲨鱼作为恶势力的象征，与人类的&硬汉子&代表圣地亚哥的搏斗，也可以看成是一种无法摆脱的悲剧命运，体现了海明威的人生观和价值取向；同时，书中对于鲨鱼的情节也充分体现了海明威的冰山原理，值得读者的玩味；笔者也试图从悲剧理论的角度，分析鲨鱼在这个悲剧故事中的作用，以及这一角色与老人、马林鱼、大海之间的关系。

Monoclonal antibody technology is an important tool in modern life science research. in the structure and function of genes and proteins play an indispensable role.

单克隆抗体技术是现代生命科学研究的重要工具，在基因和蛋白质的结构和功能研究方面有着不可或缺的作用。

This is an integral part of the Yogic lifestyle.

这是不可或缺的yogic生活方式。

Pranayama is a powerful and important yogic tool and should be an integral part of a holistic yoga practice—eventually.

Pranayama 是一项强有力和重要的瑜伽修行法，并且长期而论是完整瑜伽练习不可或缺的的一部分。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。