查询词典 performs

Performs tests in-plant and at project sites in accordance with these test plans and procedures.

按计划进行测试，并保持项目和测试的一致性。

As accumulation of negative integral elements is restricted when the proportional integral control unit performs integration, the fan revolution speed is enabled to rise immediately when an actual temperature of the cooling target fluid, such as hydraulic oil or coolant, exceeds the corresponding target temperature.

作为积累的负面有机的组成部分，是受限制时，比例积分控制单元进行整合，风扇转速就可以立即上升时，实际温度的冷却液的目标，如液压油或冷却剂，超过了相应的目标温度。

Stone engraver "Rawangqiongchu", together with other engravers, performs his daily worship in front of a crag carved with Buddhist josses and scriptures in the morning in Lhasa, capital of southwest China's Tibet Autonomous Region.

刻石人拉汪琼珠每天清晨和众多人一起，向着岩壁上的石刻造像和经文朝拜。

It performs the high performance, easily portable, huge data saving capability with tamper proof data keepings.

它执行与高性能，易于携带，巨大的数据储存能力，篡改证据的数据keepings 。

The PPS-100 performs both functions with a transceiver; it follows the radio's keyline and swithes between the preselector and postselector modes.

PPS-100可同时为一台收发机提供以上两项功能，它伴随着无线电的KEYLINE，在预选和后选模式间切换。

Performs the researches by a laboratory method.

采用实验室研究的方法对华南地区的人体热舒适性进行了研究。

As an important constituent of the city space resources,The underground spatial resources takes for the various countries and performs to synthesize plans and Utilization, the city underground space utilization has the broad prospect,We should grasp and control the city underground space resources, Which displays it in the society, the economy, the environment and so on various aspects benefit, this also is an important way to realize the city a long-enduring development.

地下空间资源作为城市空间资源的一个重要组成部分，越来越为世界各国所重视并加以综合规划和发展利用。城市地下空间利用有广阔前景，掌握并控制城市地下空间资源，发挥其在社会、经济、环境等各方面的效益，也是实现城市可持续性发展的一个重要途径。

Based on signal from carbon fiber composite defects such as lamination, hole, looseners in ultrasonic testing, this paper performs wavelet packet transform on the ultrasonic signals to extract statistics of approximation coefficients and detail coefficients that contain a great part of signal energy as sample-features.

摘要本文以碳纤维复合材料常见缺陷分层、孔隙、疏松的超声波检测缺陷信号为研究对象，对超声波检测信号进行小波包变换，提取包含信号绝大部分能量的近似系数波形特征及细节系数的统计量作为样本的特征值。

It could be that one disease, perhaps a new type of lurgy, invites the others to infect the bee, or that a pesticide performs this role.

可能是一种疾病、也许是一种新的疾病，招致其他疾病感染蜜蜂，还可能是某种杀虫剂起了这种作用。

It could be th a t one dise a se, perh a ps a new type of lurgy , invites the others to infect the bee, or th a t a pesticide performs this role.

可能是一种疾病、也许是一种新的疾病，招致其他疾病感染蜜蜂，还可能是某种杀虫剂起了这种作用。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。