水

The head emerges for the breath before the hands exit the water, and the head submerges prior to the hand-entry after the overwater phase.

头在手出水前就出水，在手入水前入水。

The regulating reservoir water leakage enters the oxygen unit, through the biological degeneration function, enable the organic pollutant to obtain the thorough degeneration, the good oxygen unit enters the water to enter the precipitation unit, the precipitation unit water leakage flows automatically enters the middle basin; In the middle basin by the pump promotion to the micro flocculation unit, in the water before the residual soluble organic matter and the filtration throws the coagulant response production suspended solid which adds through the filtration pot filtration, the micro flocculation filtration water leakage enters the disinfection area, achieves the sterilization goal in the disinfection area using the chlorine dioxide strong oxidability.

调节池出水进入好氧单元，通过生物的降解作用，使有机污染物得到彻底的降解，好氧单元进水进入沉淀单元，沉淀单元出水自流进入中间水池；在中间水池由泵提升至微絮凝单元，水中残留溶解性有机物与过滤前投加的混凝剂反应生成悬浮固体通过过滤罐滤除，微絮凝过滤出水进入消毒区，在消毒区内利用二氧化氯的强氧化性达到杀菌目的。

It is divided intoseven structure-palcohydrogcology periods. The ancient hydrodynamic field andpaleohydrogeochemical field in Palaeocene are studied.

着重研究了盆地古新世时古水动力场和古水文地球化学场，指出沉积水初始迁移阶段的成矿作用主要是在沉积承压水系统区与渗入木承压水系统之间的过渡层状压力带。

Pesticidal chemicals are in the plastic casing of the bed and chemicals have probably been added to the water to prevent the growth of algae, fungi and bacteria.

水床中的水不可饮用，因水床的塑料壳体中含有农药成分，而且水床的水中或许增添了化学物质以防止藻类、菌类与细菌的产生。

By the solution self-organization, two kinds of organic-inorganic complexes of phosphotungstic acid with chitosan and chitosans degraded were prepared.

本论文提出两种降解制备水溶性壳聚糖的新方法：(1)UV-H_2O_2联合制备水溶性低聚壳聚糖：(2)在壳聚糖-水异相体系中，磷钨酸催化H_2O_2制备水溶性低聚壳聚糖。

Naphthalene superplasticizer compared with other second-generation, third-generation POLYCARBOXYLIC superplasticizer With the improvement of quality of performance and quality.

与萘系等第二代减水剂相比，第三代聚羧酸系高效减水剂的性能与质量有了质的提高，基本能够满足高性能混凝土对减水剂的性能要求，该类产品基本具备了取代萘系减水剂的技术性能优势与经济条件。

Naphthalene superplasticizer compared with other second-generation, thellord-generation POLYCARBOXYLIC superplasticizer With the improvement of quality of performance and quality.

与萘系品级二代减水剂比拟，第三代聚羧酸系高效减水剂的机能与质量有了质的提高，基本能够餍足高机能混凝土对于减水剂的机能要求，该类产物基本具有了代替萘系减水剂的技术机能优势与经济前提。

After introduction of reaction mechanism of LHE water stabilizer containing polyhydroxy carboxylate in CW system and applications in other chemical plants,the author analyzes the feasibility introducing this kind of stabilizer into CW system in nitric acid plant of Sichuan Chemical Co.

介绍LHE聚合羟基羧酸盐水质稳定剂的作用机理以及在其他化工厂循环水系统中的应用实例，设想将LHE聚合羟基羧酸盐水质稳定剂用于我公司硝酸厂循环水系统，将表冷液治理后低浓度氨氮淡水作为循环水系统的补充水，达到氨氮零排放。

Talking a typical Westinghouse three-loop pressurized water reactor as reference plant and using the PWR severe accident analysis platform based on RELAP/SCDAPSIM code, best estimate calculation of hot leg large break LOCA of 25 cm without mitigating measures is performed. The mitigating capability of high-pressure safety injection to the accident is studied when peak core temperature reaches 1100 K, 1300 K and 1500 K respectively.

以西屋公司典型的三环路压水堆为参考对象，采用基于RELAP/SCDAPSIM程序开发的压水堆严重事故分析平台，对没有缓解措施的热段25 cm大破口失水事故进行了计算分析，详细研究了堆芯表面峰值温度分别达到1 100K、1300 K和1500 K时进行高压安全注射对大破口失水事故的缓解情况。

The results show that because of saline water blending irrigation, the soil salt is cumulated, salification degree has positive correlation with irrigation water mineralization, soil sodium adsorption ratio increase and its impacted depths are different with mineralization degrees.

结果表明，微咸水灌溉后土壤积盐程度与灌溉水矿化度呈正相关；微咸水灌溉会使土壤饱和浸提液的SAR升高，且影响深度因灌溉水矿化度而异。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐