Influence Factors on Soil Wetting Front under Point Drip Irrigation

Factors affecting soil water movement and solute transport for film drip irrigation

膜下滴灌水盐运移影响因素研究

Low head of water drip irrigation system

低水头滴灌系统的研究

The Laws of Soil Water Movement under the Drip Irrigation

滴灌条件下砂壤土水分运动规律研究

Experimental Study on Water Movement Under Drip Irrigation in Mountain of Jujube

山地红枣林地滴灌水分运移规律试验研究

Experimental Research about Dripper Discharge Design Mode for Point Source Drip Irrigation

点源滴灌滴头流量设计模式的试验研究

Problems and Countermeasures of the Application of Drip Irrigation Technology in Qinghai Province

青海省滴灌技术应用中存在的问题与对策

Micro-drilling system with laser on fly use for drip irrigation

用于滴灌产品的飞行激光光路微孔成型系统

The principles of water distribution and design parameters of drip irrigation in different soils

不同土壤中滴灌水分分布与设计参数的确定

Study on the Growth Law of Four Species of Trees Under Drip Irrigation

滴灌条件下4种树木生长发育规律的研究

Experimental Study on Application Rate of Apple Drip Irrigation

苹果滴灌灌水定额试验研究

Research on Floatation Treatment of Urban Wastewater for Drip Irrigation System

生活污水气浮处理及滴灌试验研究

Design and Test of Automatic Control System of Drip Irrigation for Fruit Tree

果树滴灌自控系统的设计与试验

Economic Analysis of Pressure Regulators in the Drip Irrigation System

滴灌系统中压力调节器应用的经济性分析

Hydraulic Analysis Model in a CAD System for the Design of Drip Irrigation

基于CAD的滴灌系统水力自动计算模型

The English speech contest& Show Myself, reaches us in time.

秀我风采高一英语演讲比赛如约而至。

Study on the influence of English speech sound changes on listening comprehension

浅析英语语音音变对听力理解的影响

Did you hear who won the English speech contest?

你可听说谁赢得了这次英语演讲比赛冠军？

He won the first prize in the last English speech contest.

他在上一次的英语演讲竞赛中赢了一个奖。

A Study of the Gender Factors in English Speech Interruption

英语插话中性别因素的研究

Puzzle and Settlement in Study of English Speech Sounds

英语语音学习中的困惑与对策