查询词典 reciprocating pump

ABSTRACTIn this paper, the characteristics of velocity fields and concentration fields of jets at different velocity ratios in counterflow and coflow ambient are studied in detail. The preliminary results of velocity fields of jet in reciprocating ambient are also acquired.

本文对反向流动、同向流动环境中不同流速比下射流的流速场特性和浓度场特性进行了研究，并对往复流动环境中射流的流速场特性进行了初步探讨。

Everyone gives long and warm applause, reciprocating love back to the famous countertenor.

大家以源源不断温暖的掌声，回馈爱心给这位出色的高男中音。

The vibration signals of reciprocating compressor are basically non-balanced from its configuration and work principle, such as the vibration signals of air-valve, crosshead and piston.

由压缩机的结构和工作原理可知，压缩机的振动信号基本上都是非平稳信号，如气阀，十字头、活塞等振动信号。

The fault feature of reciprocating machinery is extracted by CWT in this thesis.

特征提取是往复机械诊断信息提取的核心。

According to the d'alembert principle, the piston moving characteristics must be identified firstly to analyze its reciprocating inertia force.

根据达朗伯原理，为分析作用在活塞上的往复惯性力，需要先确定活塞的运动特性。

On the one hand, this kind of new engine has had the traditional reciprocating engine crank link motion gear, on the other hand has had the spool engine's turning performance in a certain extent.

这种新型发动机一方面具备了传统发动机的曲柄连杆机构，另一方面又一定程度上具备了旋转发动机的旋转特性。

The completely new model is creatively combination of traditionary reciprocating extensor and passing wringing machine.

本机是一种将传统的往复式伸展机和通过式挤水机相结合的全新型设备。

The uniform reciprocating motion is developed based on the character of uniform transmission ratio of gear transmission.

由于这两种机构产生的往复运动的速度是变化的，影响了机床的加工质量。

At the same time, the configuration of four-cylinder engine determine that it can not eliminate the influence of two order reciprocating inertial force by it's own balance.

根据四缸发动机的运动学分析可知，二阶往复惯性力的平衡是解决四缸发动机振动问题的关键。

This kind of new engine has had the traditional reciprocating engine crank link motion gear, on the

这种新型发动机一方面具备了传统发动机的曲柄连杆机构，另一方

This paper designs the communication system of radio telescope FAST.

针对500m口径球面射电望远镜FAST分布式控制系统的特点完成了其通信系统的设计。

Political sheep's step-by-step a large number of fossils unearthed in the county soil Ma Ali after rural village in the middle of sallow pelitic siltstone.

步氏和政羊化石大量出土于广河县阿力麻土乡后山村，产于灰黄色泥质粉砂岩中。