principal的例句大全

Bolted body-bonnet connection is the principal design used in iron multi-turn valves.

螺栓阀体式阀盖:铸铁多回转阀门的主要结构形式.

Tunnel portal is principal part of tunnel structure, it's safety should not be ignored. "

隧道洞门结构是隧道工程主体结构的组成部分,隧道洞门结构的安全问题不容忽视.

Shall we go to the principal's room first?

我们第一先去总督府好吗？

The equal price method is the principal method for solving the generation bidding problem.

等报价法(或称等微增率法)是发电竞价的基本算法.

The principal , circuit and software design of Smart H 2 S sensor was introduced.

介绍了智能化硫化氢气体传感器的工作原理和硬件电路设计、软件设计的方法.

This paper mainly presents the structure, fabrication, principal properties and applications of the chip BAW devices and SAW devices newly produced in Japan.

本文主要介绍日本新近生产的几种片式体声波（BAW）器件和声表面波（SAW）器件的结构、制法，及其主要性能和应用。

The principal advantage over the old-fashioned machine is a three fold reduction in weight.

与 旧式 机器相比的主要优点是重量减少到三分之一.

He put the teaching process is divided into several small steps, the teacher is control and the students were control section, reflect the principal role plays both teachers and teaching activities, and the teaching organization form and integrated into the teaching process integrated.

他把教学过程分成几个小步骤进行，教师是控制部分起主导作用，学生是被控制部分起主体作用，体现了教学过程中师生双方的活动，把教法和组织形式融为一体综合而成的教学过程。

She joined IBM in2000 as a Principal Technical Writer for the IBM/ Lotus Software Group.

她于2000年加入IBM，是IBM/Lotus Software Group的首席技术作者。

Using the relay function of a prepositive controller, the PC can communicates with intelligent nodes through principal and subordinate semiduplex wireless network, which constitute the distributed measurement and controlling system.

通过前置机的中继功能，PC机与各个智能节点组成一个主从式半双工无线通信网络，构成集散式测控系统。

The sand in the bags has the principal task of guaranteeing continuity of contact in the material without impeding the free diffusion of the compressed air.

袋中砂的主要目的是在保证材料的连续接触而不妨碍压缩空气的自由扩散。

444. Since then the sincere princess has known the principal principle.

444.从那时起诚实的公主就知道该主要原理。

The theorems show that the existence of solution and positive solution depends upon the "height" of principal part of nonlinear term on a bounded set.

这些定理表明解和正解的存在性取决于非线性项的主要部分在某个集合上的“高度”。

Comparison of Operating Environment between'school-Based Management " and " Principal Responsibility System "

论文标题: “ 校本管理 ” 与 “ 校长负责制 ” 运行环境之比较.

The new plan seems to make sense if and only if the principal problem is illiquidity.

只有当首要问题是缺乏流动性的时候，新的计划才似乎有意义。

The bridging and pulling-out effect of the flake C p and particularly the microcracking and crack deflection from the C p are regarded as the principal reason for the pseudo-plastic behavior of material and toughening mechanisms.

片状石墨粒子的桥接、拔出、尤其是诱导裂纹偏转和诱发微裂纹，是材料及韧化显现伪塑性的主要原因。

The principal positive effect on the students was improved computer skills.

对孩子主要的好处是他们的计算机水平提高了.

There are three principal laws of association to follow: close association, contrary association and similar association.

联想要遵循三条主要的联想规律，即接近联想律、对比（相反）联想律和相似联想律。

The two principal trading systems in security markets are competing system and market making system.

证券市场的两种主要交易机制是竞价方式和做市商制度。

After space transform, the principal components which could represent the most former variables are reserved to form new space; then reducing dimensions implements.

通过对原变量的空间变换，只有能够代表原空间绝大部分变量的主要成分被保留下来形成新的空间，从而达到降维的目的。