查询词典 hold water

Parviflora in shrub communities had the xeromorphic traits in the aspects of ① their secondary xylem had shorter vessel elements, higher vessel frequency, less single porous percentage, lower rays, higher relative conductivity and lower vulnerability index, and ② their leaf had lower water potential, lower water content and free water content, higher bound water content, high ratio of bound to free water content, and less specific leaf area.

扁担木叶片、次生木质部的解剖和水分生理特征均表现出一定的可塑性，其可塑性指数高低顺序为次生木质部解剖特征（0、24）〉水分生理特征（0.19）〉叶片解剖特征（0.18）、与侧柏林和混交林相比，灌丛中扁担木个体对干旱生境有一定的适应能力，表现在次生木质部导管分子短，导管频率高，单孔率低，木纤维短，射线矮小，具有较大的相对输导率和较小的脆性指数；叶片水势、组织含水量、自由水含量较低，叶面积、比叶面积较小，而束缚水含量、束缚水自由水比值较高。

Water quality on-line monitoring equipment; water quality bio-chemical analysis apparatus; the experimental system for the dynamic simulation of water environments, and the on-line measurement of water body deoxygenating, re-aeration and the organic contaminant concentrations; the experimental system for the dynamical simulation of eutrophication of water environments.

实验中心主要仪器设备有：水质要素在线野外监测设备、水质要素生物化学分析仪器、水环境动态模拟与在线测定水体耗氧、复氧以及各种有机污染物浓度的试验系统，水环境富营养化动态模拟控制实验系统，可以对水质要素进行时间和空间上的监测与分析处理，为水污染治理提供科学的依据。

It has a positive effect on the planning, the economic analysis and the management method of changing the resource of water supply from mainly groundwater (75% of total water supply) to a uniform distribution of surface water, ground water and desalinated water (1/3 of each).

该地区从以地下水为主的供水方式，改变为地表水、地下水、海水淡化各占1/3的供水方式的规划思想、经济分析以及管理措施具有积极的参考意义。

It is the common phenomenon that the industry wastewater is treated to be reused water, new industry water, desalted water, soft water or pure water for industrial production.

节能低碳低碳是钢铁企业水系统所追求的目标，将工业污水收集后处理制成回用水、工业新水、脱盐水、软化水或纯水等用于生产，是目前钢铁企业回用工业污水、实现污水资源化的常见方式。

It is the common phenomenon that the industry wastewater is treated to be reused water, new industry water, desalted water, soft water or pure water for industrial production.

节能减排是钢铁企业水系统所追求的目标，将工业污水收集后处理制成回用水、工业新水、脱盐水、软化水或纯水等用于生产，是目前钢铁企业回用工业污水、实现污水资源化的常见方式。

The quality of central water supply in town is relatively good the qualified rate of central water supply in village and its school and kindergarten drinking water are still low as the free chlorine residuals in the water could not meet the standard which was the main reason of excessing microorganism of drinking water.

城镇集中式供水水质较好；农村供水站及其学校幼儿园饮用水合格率仍偏低，其中游离余氯达不到卫生要求，是饮用水微生物指标超标的主要原因。

That's where water treatment comes into the picture. A water treatment plant purifies the water by adding coagulant that precipitate impurities and particles in the water, allowing it to be flocculated and filtered. Chlorine is then added as a disinfectant before it can properly be called "tap water".

滤水厂将收集到的原水净化，一般都是将凝集剂加入原水中，使混杂於水中的悬浮物凝集成较大的粒块，再经过沉淀、过滤的净化过程，最后加入氯气消毒才能成为「滤水」。

So in total water resources there is deficient and also hard to allocate. My paper studies the theory and practice of the utilizable quantity of water resources, water resources carrying capacity , the water demand quantity by production Jiving and ecology and of reasonable allocation. The main content is as follow:1. An evaluation on water resources and its present exploitation.

本文对水资源可利用量、水资源承载能力、三生需水量和合理配置的理论和实践进行了探索，主要内容如下： 1、水资源及其开发利用现状评价。

Water jet machining is a special machining method using high pressure high speed water(pure water or water with additives) to impact the wor kpiece with the action of suspended abrasive in the water for cutting, pouching, crushing or surface material removal.

水射流加工是一项特种加工方法，采用高压高速水冲击工件，在水中悬浮磨粒的作用下，进行切割、穿孔、破碎或表面材料去除。

In process of water supply of rural water conservancy project, via often can encountering water cost is defaulted and do not make the case that water expends, serious when the normal operation that still can affect water supply unit procrastinates even break down.

在农村水利工程供水过程中，经常会碰到水费拖欠和不交水费的情况，严重时还会影响到供水单位的正常运营甚至拖垮。

Methods Clinical data of 3 cases of bile duct injury during laparoscopic cholecystectomy were analyzed retrospectively.

回顾总结3例LC术中胆管损伤的临床资料，分析3例胆管损伤的原因及对策。

These techniques are applied to the gobang.

本文将这些技术用于五子棋中。