Domestic manufacturers can not provide true hand-held meter reading system, which must make the data concentrator power on, and then support the holding reading, which increases the system installation, operation costs and operating risks.

Each ward with the data concentrator, it receives the data after the data collection, and then through the serial port converter using the Internet to host computer.

每个病房有其所属数据集中器，它接收到数据后进行数据汇总，然后通过串口转换器利用网线传至上位机。

In chapter 3, the design of Data Concentrator which is a pivotal part in the Metering Communication System is introduced minutely.

第三章具体介绍了系统远程通讯实现的关键部分-数据集中器的设计。

Data Concentrator ( DC) is of great use for real time power system dynamic monitoring system like a bridge.

数据集中器在电力系统实时动态监测系统中起着一个承上启下的桥梁作用。

Design of a New Kind Data Concentrator in Automatic Meter Reading System

一种新型自动抄表系统数据集中器的设计

Design and Implementation of Data Concentrator for Real Time Power System Dynamic Monitoring System

电力系统实时动态监测系统中数据集中器的设计与实现

Test Research on Using Hydrocyclone to Replace Spiral Classifier in Midi Concentrator

密地选矿厂一段磨矿分级用水力旋流器取代螺旋分级机的试验研究

A Study on the Spiral Concentrator

螺旋分选机研究

In fact, the brain can burn as many calories in deep concentration as the muscles do during exercise.

其实，人脑在注意力高度集中时，耗费的热量和肌肉运动一样多。

When a meditator has gained deep concentration of mind, his mind is purified.

当修行者获得较深的定力时，他的心变得清净。

As a result, the United States has a deep concentration of OEM MRO service centers.

这种现象的结果就是，美国成为了OEM MRO维修中心最集中的地区。

Sitting at her desk in deep concentration was my sister Flora.

坐在书桌旁沉思的是我妹妹芙罗拉。

It also has a sleeping mask ( a concentrated mask you wear overnight) and an oil-like product made from squalene, which comes from sugar cane and has long been popular in Asia.

它也有睡眠面膜（可以敷着入睡的浓缩面膜），还有一款用鲨烯做的卸妆油，这种从甘蔗中提取出来的鲨烯在亚洲流行已久。

Besides, the wear simulation of practical frictional parts was concentrated on the wear analysis of gear-cam and cylinder liner-piston ring systems.

实际摩擦副磨损仿真主要侧重于齿轮、凸轮和缸套活塞环等典型摩擦副的磨损研究。

For now, high defect rate and large noise in the grinding process are the main defects of the domestic polishing machine. As for the polishing head, serious cam concentrated wear, low kinematic accuracy of the swing link and high repair rate are the main flaws.

目前，国产抛光机设备主要存在着抛光磨削加工过程中碎砖现象严重，加工噪音大等缺陷，尤其是抛光磨头更存在凸轮局部磨损现象严重，摆杆运动精度低以及返修率高等问题。

Relationship between high protein and concentrated feed and the disease in alimentary canal of dairy cattle

高蛋白质和精料型饲养与乳牛消化道疾病的关系

Computer Control Pattern of Separate Concentrated Feed Additive Compound System for Large Middle Feed Plant

大中型饲料厂离散集合型配混系统计算机控制模式的研究

In recent years, increasing more concentrated feed could increase animals' production performance, at the same time, this bring about a risk of nutritional and metabolic diseases, especially rumen acidosis.

近年来，精饲料的大量使用极大地提高了反刍动物的生产性能，但同时也增加了营养代谢疾病特别是瘤胃酸中毒发生的几率。

Materials and Market: Mishan abounds in the resources of stalk, forage grass and concentrated feed, also it has beef cattle breeding scale and experience.

原料及市场：全市秸秆、饲草、精饲料资源丰富，并具有肉牛养殖规模和饲养经验。

Then, the numerical results are analyzed and the evolution laws of passage vortex, concentrated shed vortex and corner vortex are obtained.

进而，对数值模拟结果进行了分析，得出通道涡、集中脱落涡和壁角涡的演变规律。

Graphical visualization of the computational results may show features of the tested schemes about the shock wave resolution, scheme viscosity, expansion wave and the ability to simulate the process of the generation of unsteady concentrated vortex.

计算结果的图形显示可表明四个格式在激波分辨率，格式粘性、膨胀波的计算、模拟非定常集中涡产生过程的能力等方面的性质。