The paper makes an empirical analysis on current trade patterns of China in order to proof-test the coexistence of exporting commodity structure upgrading and deterioration of terms of trade in China.
The experimental-shielding method is used to proof-test the fraction of scattered background neutrons, and for high-threshold detectors, the influence of background neutrons is very small.
用屏蔽法检验了散射本底中子影响,高阈能探测器本底中子的影响很小。
Chemistry is the basic key course of med. proof-test in medical university. How to adapt to the development of the course is the main issue.
It is of great value that using the modern medical theory and methods to proof-test the value of acupuncture and moxibustion towards RA and to deeply study the principle of acupuncturing.
The basic method adopted in the paper is to combine the theoretical analyses with the demonstration proof-test , while including the model of participant index.
采用的基本方法是:理论分析与实证检验相结合,并引入参与指数模型。
Measurement of coating thickness in the proof-test of IC packages and metal cases using X-Ray Fluorescence (XRF) spectrometry is described.
介绍了在外壳检验中,应用X射线荧光光谱法(XRF),对外壳的镀涂层厚度进行测试;
The present nondestructive inspection techniques are unable to recognize small flaws, the metallurgical drawbacks and tight cracks, low temperature and high pressure proof-test can do it.
目前各种无损检测技术无法确定小裂纹、紧闭裂纹和冶金缺陷,压力验证试验却能弥补这方面的不足。
This paper describes some methods of improving the performance of HIS. Through the proof-test of practice, these methods are safe and effective.
本文介了医院信息管理系统数据库性能提升的几种方法,经过实践的检验,这些方法是成熟、安全、有效的。
Strict proof-test conducted by health, pharmacology and Quality-inspection institutes of the country shows it is totally tally with national standards.