field harrow

用法例句

Ecosystem Health Evaluation in Ecotone Between Agriculture and Animal Husbandry in Northern China Farmland: the case of WuChuan County;

北方农牧交错带农田生态系统健康评价——以武川县为例

Initial study on owner of farmland standardize construction engineering norm turns a management;

农田标准化建设工程业主规范化管理的初探

On questions about farmland soil moisture content monitoring-forecasting;

农田土壤墒情测报应注意的问题

Design method and scientific basis for the minor paddy field driven harrow (MPFDH) were introduced and the performance test was conducted in Jiangsu Province.

阐明了小型水田驱动耙的设计方法和依据，并对样机进行性能测试。

reciprocating power-driven tine harrow

动力驱动摆动式钉齿耙

Water drive type curve is a key method for prediction of oilfield waterflooding performance.

水驱特征曲线是注水开发油田动态预测的主要方法。

Dynamic Study on Waterflooding Effect and Water-out Rules of Reservoir Development in Bai3 Area

马岭油田北三区水驱开发效果及水淹规律的动态研究

Evaluating Effect of Flooding in High Water-cut Stage in Shanshan Oilfield

鄯善油田高含水期水驱开发效果评价

The GRC Embassy in Washington used moles to spy on him and tried to kick him out of the U.S. but to no avail.

驻美大使馆利用抓耙子监视彭明敏的行动，想找机会把他驱逐出美国，却未得逞。

direct power acting push sweep rake

直接动力作用推扫耙

The Microscopic Flowing Characters of Oil by Water in Low-permeability Oil Field Study

低渗透油田微观水驱油渗流特征研究

THE EVALUATION WAY FOR WATER STORAGE RATE AND WATER FLOODING INDEX OF WATER INJECTION EFFECT IN ULTRA-LOW PERMEABILITY

特低渗油田注水效果存水率和水驱指数评价法

a treadmill driven by manpower rather than water-power

人力驱动而非水力驱动的踏车.

Studying on the Technology Adjustment to the Water-Flood Effect for Lamadian Oilfield's High Water-Cut Stage;

喇嘛甸油田特高含水期水驱综合调整技术研究

The Research of Oil-water Seepage Rule and Water-flooding Mechanism of Shanshan Oilfield

鄯善油田油水渗流规律及水驱油机理研究

solution gas-gas cap-water drive

溶解气-气顶-水综合驱动

generator, alternating current, water wheel driven

交流水轮驱动发电机

control rod drive hydraulic system

控制棒水力驱动系统

turbine driven auxiliary feed water pump

涡轮机驱动辅助给水泵

The Character of Polymer-flooding and Technique of Development Potential of Sequent Water-flooding in the Gudao Oilfield;

孤岛油田聚驱特征及后续水驱配套挖潜技术研究

Research on Oil-Well Brushless DC Motor Driving System;

油田井下无刷直流电动机驱动系统的研究