不可缺少

The determination of cobalt is very necessary in guiding and controlling the manufacture in the process of extraction.

在钴冶炼过程中，对沉钴液中钴含量的测定是指导控制生产不可缺少的环节。

There, combustor is a key component which is more complex than other components.

燃烧室是燃气轮机中一个不可缺少的重要部件。

It is essential for commercial vehicle in mountain road.

对于在山区公路上使用的商用车是不可缺少的。

in computer and other communication networks, the reliability of the information and the integrity of the information is an important communications security issues, particularly in unsafe channel communications, verification of the message is indispensable, there are many ways to solve these problems, this paper provides a method of message authentication.

在计算机及其他通信网络中，对消息的可靠性及完整性的验证是通信安全的重要问题，特别是在不安全的信道通信时，对消息的验证更是不可缺少的，解决此类问题的方法有很多，本文提出了一种消息认证的方案。

"Translation" is the lack of communicative competence can not be part of.

"译"是交际能力不可缺少的一部分。

Therefore, the application of computers and other modern management tools, the community property management, property management area is the modernization of the indispensable one.

因此，应用计算机等现代化管理手段，对小区进行物业管理，是现代化小区物业管理不可缺少的措施之一。

The application of information technology has become an essential component for the survival and development of enterprises.

21世纪是信息时代，信息技术的应用成了企业生存和发展所不可缺少的组成部分。

I'll speak to him to hear his intentions and then comport myself as a consequence.

在罗马的Parco dei Principi Hotel酒店，这名42岁的教练在他的职务陈述上提到：对于每个人来说托蒂都是那种不可缺少的球员。

Physical education is an important part of teaching is comprehensively implement the principle of the indispensable important aspect.

体育是学校教育的重要组成部分，是全面贯彻教学方针不可缺少的重要方面。

Therefore, switching power supply to small, lightweight and highly efficient characteristics are widely used in electronic computer-driven variety of terminal equipment, communications equipment, and so almost all the electronic equipment, is the rapid development of electronic information industry indispensable to a Power approach.

因此，开关电源以小型、轻量和高效率的特点被广泛应用于以电子计算机为主导的各种终端设备、通信设备等几乎所有的电子设备，是当今电子信息产业飞速发展不可缺少的一种电源方式。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。