查询词典 improvement

The key technologies in shadow moire profilometry based on frequency shifting technology for measuring the BGA coplanarity are analyzed, and the relevant methods of improvement are discussed.

从系统硬件和软件算法两方面结合实验对频移阴影莫尔测量技术中的关键问题进行了探讨，给出了可行的改进方案，包括为了三组线光源归一化采用了光强校正的方法；为了求解高度值的快速方便采用了查找表的方法等。

Some key problems of line structured light sensor is given comprehensive studies theoretically and practically, which include the analysis of sensor's mathematic model; the improvement of the key parts of the sensor, the light source and imageforming system; the method of on-line measurement and the evaluate of BGA coplanarity. These studies are supported by corresponding satisfactory experiments. This dissertation covers the following aspects concerning the main work and creative research in the subject: 1. The operating theories and features of pattern measuring methods are systematically introduced.

本文成功地将线结构光传感器应用于BGA芯片管脚共面性的在线测试，并针对线结构光传感器测量的一些关键问题进行了深入细致的研究和探讨：建立了线结构光传感器的模型并对结构参数进行了详细的分析，针对传感器的关键环节—光源和成象系统的改进都提出了创新性的理论和方法，对管脚形状比较复杂的BGA芯片球栅阵列的在线测试方法和评定方法进行了理论研究和实验分析，并获得了满意的结果。

Changzhou Corduroy Corduroy products are still committed to "traditional and modern, natural and unrestrained perfect unity with nature" style of perfection and quality improvement.

常州灯芯绒仍在致力于灯芯绒产品"传统与现代、潇洒与自然的完美统一"风格完善和品质提升。

Library, not only a paradise of knowledge storage and a core of progress of human being cultures but also a place for storing research information, providing self-reading, self-improvement and learning, is a type of architecture with a special function.

摘要 图书馆是储存知识的天堂，更是人类文明进步的重心，是存放研究资料、提供自我阅读、充实自我、协助学习的地方，是具有特殊机能需求的建筑类型。

However, one improvement is the cork handle.

但是，一个完善的软木处理。

The improvement of the technology for preparing corn flour can provide theoretical foundation for making maize flour food.

对玉米面粉的制备工艺进行改良，为生产出口感良好的玉米面食制品提供理论依据。

With the improvement of the medical care in our country, corneal transplantation has been increased continually.

随着我国医疗水平的不断提高，开展角膜移植手术的医院也不断增加。

All these small changes add up to one big improvement in corner speed and cornering consistency.

所有这些小的改动最多添加一个大改善角落的速度和弯道的一致性。

The experiment was conducted to the improvement of the soil alkali -salinity in songnen grassland, based the seed movement over thenaked alkali-saline soil, which is very important significance on theory and appliance, and at the same time, we also explore a new way to improve naked alkali-saline soil by inserting cornstalk.

本实验以松嫩重度盐碱地为研究对象，通过对裸碱斑表面种子流研究为改良盐碱化草地改良提供了理论和指导，同时开展了扦插玉米秸秆法改良盐碱地的研究。

Status quo and problems of departmental information announcement of China s listed companies;2. Considerations on the improvement of Chinese enterprises information announcement ;3. This Act takes strengthening corporation governance and information announcement as the cores.

2002年7月美国通过了关于会计和公司治理一系列重大改革的索克斯法案，该法案以加强公司治理、强化信息披露为核心，主要内容是强化对高级管理人员的监管和防止外部审计失败。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。