水

We discusses that the imperativeness and feasibility as well necessity of developing high water use efficiency agriculture in china at these aspects: security of grain and economy and water resource, agriculture resource in North and South of China, regulating agriculture structure, agronomic methods for drought resistance and water saving, crop high yield breeding and high efficiency water resource management.

从粮食安全和经济安全及水安全，南北方农业资源，农业结构调整，农艺抗旱节水措施，作物高产育种，高效的水管理体系等方面，论述了发展高水效农业发展的迫切性、可行性和必然性。

In order to solve the problem such as aging establishment, inconsequent structure, illogical parameter, laggard irrigating technique, etc, establishment types and irrigating mode of QinHuangdao, ShanHaiguan, Changli and Luanhe of seashore plain in Hebei province were researched in this paper. The evolvement and irrigating mode of this subarea were known. Through analyzing the researched facts, it is found that ideal establishment type is the fourth heliogreenhouse and its suitable front roof angle is 33°5′~33°18′, back one is 34°~35°.

为解决河北省蔬菜设施存在的诸如设施老化，结构不合理，参数不合理，灌水技术落后等问题，本研究对河北省滨海平原区的秦皇岛、山海关、昌黎至滦河口片的设施类型及灌水方式进行调研，了解了该分区设施类型及灌水方式的发展演变过程，并且提出适合该分区发展的理想设施类型为第四类日光温室，合理的前屋面采光角应该为33°5′~33°18′；后屋面角应为34°~35°。

Fiber is the indigestible carbohydrate found in plant cell walls and is either soluble or insoluble.

纤维是在植物细胞壁中不能消化的碳水化合物，分水溶性及非水溶性两种。

In order to solve the problems from obtaining reservoir's formation pressure and injectivity index of each zone by conventional methods,combined with percolation theory and the characteristics for continuous measuring the data of flow,pressure in setting the water injection profile logging unit in one run,a new method is proposed for de.

针对常规方法获取分层吸水指数存在的问题，结合渗流理论和注水剖面测井一次下井能连续测量流量和压力的特点，提出了测井时多次改变井口注水量，通过注水剖面资料的处理确定各储层的相对吸水量、确定各储层的地层压力和吸水指数的方法，由此还能掌握各储层地层压力和吸水能力的差异。

Aimed at current situation of our country oil-gas field exploitation, and based on the damage mechanism knowledgement and research of reservoir permeability in the course of produced water reinjection, and its effects for the injectivity of water-injection well, The paper makes the theory and experiment study for the injectivity damage of the water-injection well caused by suspended solid particals in reinjection water and water-oil mobility discrepancy.

本文针对我国水驱油田开发现状，在深入认识和研究产出水回注对地层渗透能力损害机理及其对注水井注入能力影响的基础上，对由回注水中固相悬浮颗粒及水油流度差异造成的注水井注入能力损害进行了理论和实验研究。

This article is based on the material balance equation and the no fixed water inroad equation,educe the equation of the no water recovery and the water coming time.

以物质平衡方式和不定态水侵公式等油藏工程理论为基础，得出无水期采收率和油藏见水时间的计算公式。

It is an intermontane river that meandered and "rejuvenated", just like a silver snake, winding around the turns and twists between the green mountains and precipitous ranges.

它是一条蛇曲状"返老还童"的山区河，宛如一条银蛇，蜿蜒曲折地穿梭于青山峻岭之间，山依水，水连山，山环水绕，相互辉映。

Result Eco-concrete with Ipomoea aquatica had an obvious better TP removal effect, and a certain time and biomass effect which was showed as a binary function of TP, D and time established by statistically analysis.

结果］水蕹菜植生型混凝土对水体TP去除效果显著大于单纯的混凝土或水蕹菜，并呈现出一定的时间和生物量效应；通过统计分析拟合出TP、水蕹菜初始生物量密度和处理时间的二元函数模型。

On the base of theoretical design and analysis, the working state of Water-soluble Filming machine and its laminating system are tested through the equipment applied to do serial experiment. The results of theoretical design and analysis are proved correct and practical, some new problems appear. Meanwhile, the crushing effect and saving energy of the equipment working in process of grinding ironstone are researched, all these lay a foundation for the further study of the technology.

基于机电一体化技术的压合机构控制系统的应用有效地解决了水溶性复膜机研制过程中的关键技术问题—复膜压力精确调整，实现以先进的科技手段解决关键性的技术问题，为水溶性复膜机的广泛推广奠定了基础，增强了水溶性复膜机的市场竞争能力，能在产业化、系列化生产中收到很好的社会效益和经济效益。

CIA's kalpa vigraha cell's job was, and still continues to be, to report back if a recipient of the charged water (wherever he or she was in the world) was alive.

原来，除了马克所负责的那个九人"喂水队"以外，实际上还有别的"喂水队"，在1960年代初散布在全球其他地方开展秘密的喂水行动。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！