Various additives are used to control density, setting time, strength and flow properties.

The Influence of D/ A Converter Setting Time on the Quality of Output Signal

D/A转换器建立时间对输出信号质量的影响

A new method for measuring initial setting time of roller compacted concrete

碾压混凝土初凝时间测试新方法电动势法

A New Method for Testing Initial Setting Time of Cements

一种测试水泥初凝时间的新方法

Determination of concrete setting time based on measurements of deformation

基于早期变形特征的混凝土凝结时间的确定

Measures and opinions to improve setting time are put forward.

提出了改善凝结时间的一些措施及意见。

Experimental study on a test method of setting time for field concrete

现场混凝土凝结时间测试方法的探讨

DI-720 series High Speed Data Acquisition Card ( HSDAC) has the advantages of connecting to PC directly, high sampling frequency, multi-channels input, manual setting and so on.

DI-720系列高速数据采集卡具有与计算机接、采样位数多、支持多路输入并可人工设置等特点。

After introducing two confirming sampling reference methods, manual setting and automatic confirmation, a new automatic confirmation method based on data channel is put forward, and a realizing approach is detailed.

首先介绍了目前确定采样基准端的两种方法：人工设定和自动确定，然后提出了一种完全基于数据通道的采样基准端的自动确定方法，并详细介绍了该方法的具体实现。

On the basis of SUSAN algorithm this algorithm used adaptive threshold extraction and quick corner detection, succeed in avoiding manual setting threshold and improving the running speed.

该算法在SUSAN算法的基础上采用阈值自适应提取和角点的快速检测，避免了人工设置阈值的麻烦，提高了算法的运行速度。

According to manual setting the controller can quickly adjust the temperature of outlet air to the setting value and display the outlet air temperature in real time.

温度控制器能够根据人工设定的温度迅速调节出口风温使之达到设定温度，并可以实时显示出口供风温度的变化情况。

It also applies the self-adjusting principle and manual setting idea to optimize calculation and has a high bright prospect for spreading application.

在保护定值计算的优化方面，应用自适应原理并结合人工整定的思路采用智能化方法进行选择，具有较强的实用价值和推广价值。

Conventional manual setting value calculation depends on individual technique of electrical worker and the reliability of which is poor.

传统的整定计算用人工计算方式，保护计算的正确性完全依赖工作人员责任心和技术水平，计算人员稍有不慎就可能酿成事故，已越来越不适应电力系统对保护可靠性要求的需要。

Automatic process control system: manual setting of the experimental parameters, and simple and intuitive device operation.

全自动程序控制系统：预设多种常用设备控制程序、并且支持预约功能。

New Technical Revolution and Counter-measure of ASC

新技术革命与建筑学会的对策刍议

The faults diagnosis of the ignition system of a gasoline engine usually depends on the observation and comparison of the voltage waveform of the system on the screen of an oscilloscope with the aid of a revolution counter.

汽油机点火系的故障诊断一般是通过对示波器显示的点火线圈初级电压波形或次级电压波形的观察和比较来进行，并辅以测量转速的仪表。

SZ-A Engine Revolution Counter for Motorcycle

一种用于摩托车发动机转速测量的仪表&SZ-A型转速表

Down, down... A final twist, a glance at the revolution counter, and he was done.

往下，往下……拧了最后一下，他看了一下旋转柜台，任务完成。

By analyzing the visual phenomenon of counter revolution resulted in rotating wheels, the rules are found for the visual phenomenon of non-positive swivel in positive swivel under intermittent conditions.

通过对旋转的轮子有时会产生逆转视觉效果这一现象的分析，找出了在间歇出现条件下，正转体出现非正转视觉现象的规律。

The Form of Airflow. Main Point in Design and Counter measure in a Large Public Building

高大空间公共建筑的气流组织方式、设计要点及对策

At the end of the paper, some specific issues of function value allocation in power electric markets, such as variables selection, initial point selection, counter flows pricing, are analyzed.

最后对电力市场中进行函数值分摊存在的特殊问题包括自变量的选择、初始点的选择、负值的处理等进行了分析。