Spatial distribution of shallow groundwater depth, total dissolved solid and nitrate pollution

At the same time, the technical principle and technical characteristic of bi-directional protected coupling were introduced.

重点阐述了一种新型防偏磨技术— 双向 保护抽油杆接箍的技术原理和工艺特点.

A new complex-frequency vibrating screen is introduced. Gives its constitution, working technique and technical characteristic.

介绍了一种复合频率振网筛,论述了其结构 、 工作原理和技术特性.

The paper expounds usage and technical characteristic of Chinese character technology in feeder switch products.

简要论述了汉显技术在馈电开关类产品中的使用方法、技术特征及其优势.

The utility modelthe main technical characteristic that the radiating boxes are connected with cold water pipes.

主要的技术特点是散热箱连接冷水管.

Would you tell us the technical characteristic about this project?

你能告诉我们有关这个工程项目的技术特性 吗 ?

Voltage characteristic curve can fully reflect performance of sensor with carrier of catalyst.

电压特性曲线能比较全面地反映载体催化型传感器的性能.

A typical resistance temperature characteristic curve of an element is shown in Figure 2.

参见图2中典型的温度电阻曲线图.

In this article, working principle, composition of circuit and working characteristic curve are discussed.

文章论述了电动机软起动控制的工作原理, 控制电路组成,工作特性曲线.

This dissertation particularly describes a method, which can form the characteristic curve of cost.

本文详细地描述了制定发电机组成本特性曲线的方法.

After numerical simulation can be obtain flow characteristic curve and the three-dimensional flow in detail.

通过数值模拟计算得到了套筒调节阀的流量特性曲线和阀门流道内三维流动的详细情况.

The stress effects on soil-water characteristic curve of expansive soils are found to be significant.

探讨了应力对膨胀土的土 - 水特征曲线的影响.

Mapped the FIR digital filter design of amplitude frequency characteristic curve.

绘出设计的FIR数字滤波幅频特性曲线.

In this paPer, nonlinear dynamic characteristic and transient performance of thrust bearings are studied.

本文主要研究了推力轴承的非线性动特性和瞬态性能.

Test modal analysis is an important method for understanding dynamic characteristic of construction.

试验模态分析技术是获得结构动态特性的一种重要方法.

The entirety, relevance , objectivity and dynamic characteristic are the main ideas of the systematic theory.

摘要整体性 、 关联性、目的性、动态性是系统论的主要观点.

Three test methods for hydraulic screwdown systems dynamic characteristic of the large four-roller machine are researched.

研究分析了大型四辊轧机液压压下系统动态特性的各种测试方法.

This paper analyzes the dynamic characteristic of complex plywood by the theory modal analysis technology.

摘要以悬臂复合层板为研究对象,利用理论模态分析技术,研究了复合层板的动态特性.

Studied a dynamic characteristic of three-dimensional floating-ring bearing considering the mass floating ring.

研究了计入浮环质量的三维浮环轴承的动态特性.

Based on model, the analysis of dynamic characteristic is performed. The result obtained reference in design.

在此基础上分析了方案桥的动力特性,所得结果可供设计参考.

The rectifier has a static characteristic of evenly steep dropping and good dynamic characteristic.

整流器具有平滑陡降的静特性和良好的动特性.