An experimental study of influence of the different nozzle azimuth on the PDC bit teeth cleaning force produced by water jet is carried out.

1、

Experimental Study of Jet Impacting Force on PDC Bit Teeth Cleaning

水射流对PDC钻头齿纵向清洗力的实验研究

互联网摘选

2、

High power transmission and powerful ultrasonic transducer, transducer for ultrasonic cleaning and welding, ultrasonic scalpel, and transducer for ultrasonic teeth cleaning and cosmetology.

大功率发射和强力超声换能器、超声波清洗、焊接加工等换能器，超声波手术刀、超声波洁牙、美容等换能器。

互联网摘选

3、

the development of new type receiver unit of seismic information feedback system

新型地震信息反馈系统接收单元的研制

互联网摘选

4、

information feedback system of tsinghua web-based school

清华网络学堂信息反馈系统

互联网摘选

5、

set up graduates information feedback system in higher vocational college

高职毕业生信息反馈分析及对策

互联网摘选

6、

research on information feedback system of supervision and guidance for teaching in university

高等学校教学督导系统中的信息反馈机制研究

互联网摘选

7、

building information feedback system, timely communication to ensure the crisis dealt with in time;

构建信息反馈系统、进行及时沟通、确保危机处理及时；

互联网摘选

8、

study on the information feedback system of quality evaluation for the university graduates

高校毕业生教学质量信息反馈系统的研究

互联网摘选

9、

optimization of administrative information feedback system under market-ization

市场化与行政信息反馈体制的优化

互联网摘选

10、

what this paper research is that how to sustain healthy internet market by improving information feedback system.

这篇论文研究如何改进网上市场的反馈系统来维持网络市场的健康发展。

互联网摘选

11、

to improve production process and sale information feedback system.

生产和市场反馈流程，确保对市场的快速响应。

互联网摘选

12、

it is effective way for higher vocational college development to setup graduates information feedback system and information service system.

建立高职毕业生信息反馈系统和现代化信息服务制度，是推动高职院校发展的有效方法。

互联网摘选

13、

internet market supervise cheating and speculative activities by information feedback system among net users.

网络市场运用其基于用户之间的反馈系统来监督网络欺诈和投机行为。

互联网摘选

14、

publicize quality problem and potential problems and implement quality information feedback system . . .

对质量问题和潜在的问题及时公布，并实施质量信息反馈系统。

互联网摘选

15、

And the recent studies on aeroelastic flight tests of NASA Dryden Flight Test Center are introduced.

最后总结了NASA德莱顿研究中心近年在气动弹性试飞方面的工作，供研究人员参考。

互联网摘选

16、

Building and Application of Flight Test Monitor and Command System

试飞监控与指挥系统的建立及应用

互联网摘选

17、

In practical use, the part functions of the Flight Test Graphics Monitoring System has been realized.

在工程中，飞行试验图形监视系统的部分功能已得到了实际应用。

互联网摘选

18、

Aspects of the flight test technique for system identification

系统识别的飞行试验技术

互联网摘选

19、

This report deals with some practical aspects of the flight test technique for system identification.

本文讨论系统识别用于飞行试验技术的某些问题。

互联网摘选

20、

Study on Implementation of Flight Test Database Management System

试飞数据库管理系统实现研究

互联网摘选