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the surface of the water相关的网络例句

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In the past, polyphosphate sodium and other kinds of phosphate were of high cost in production and they caused a great damage to the surface water by the phosphor element because of the overcommit of scour.

三、项目概况:本项目所生产的4A沸石,在业内被称作代磷助剂,是洗涤剂的重点组成部分,发挥漂白、清污的作用,以往洗涤剂中聚磷酸钠及其他磷酸盐,不仅造价高,而且由于过量使用洗涤剂,已经造成了磷无素对地表水的严重危害。

Research result indicated that the cooperative effect between swell and precursor is main factor for the nanoparticle loaded in Nafion, and moreover, polarity of solvent and water content in Nafion also affects the load largely. To improve away the surface concentration of CdS nanocrystal on two side of membrane for general preparation, thioacetamide was first used as a precursor instead of inorganic sulfur source(H2S and Na2S) in synthesis of CdS nanocrystal. The assembly mechanism for several sulfur source had been studied, and CdS/Nafion with the character of homogeneous disperse had been prepared, which is fit for mass transmission in photocatalitic reaction. Following the investigation of several crystallizing way, simple and reliable hydrothermal-crystallizing was found. According to this way, maximal TiO2 load in Nafion achieved 43%. Activity of TiO2/Nafion or CdS/Nafion as a photocatalyst was explored initially for disintegrating liquid contamination. Maximal decompose rate achieved 86% under condition of this research.

研究结果表明:Nafion膜对纳米粒子负载量的主要影响因素是溶胀作用与前驱体协同效应,同时溶剂极性和薄膜含水量对负载量也影响相当大;本课题首次使用硫代乙酰胺代替传统无机硫源(H2S、Na2S)合成CdS纳晶,研究了各种硫源的组装机理,克服了常规技术存在的CdS纳晶趋于膜表面富集的缺点,得到了有利于光催化传质需要的体相均匀分布CdS/Nafion;研究了多种Nafion膜内纳米粒子晶化途径,找到了简单可靠的水热晶化法,TiO2纳晶最高负载量达43%;初步探索了TiO2/Nafion、CdS/Nafion作为光催化剂降解水中模拟污染物的活性,在本实验条件下最高降解率达86%。

Changing temperatures in the lake during the winter could have brought stagnant water to the surface, thus asphyxiating entire schools of fish.

冬季湖水温度的变化是可能将滞水带到表层的,这样就会窒息整个鱼群。

Changing temperatures in the lake during the winter could have brought stagnant water to the surface, thus asphyxiating entire schools of fish.

冬季湖中温度的变化将把底部混水带到表层,这样会导致整个鱼群的窒息。

The influent factors of the poor color fastness to wet crocking of reactive dyes was analysed, including dye characteristics, loose color, water quality, stitch structure and surface smoothness of the fabric.

分析了活性染料湿摩擦牢度差的原因及影响因素,包括染料的特性、浮色、水质、织物的组织结构和表面光洁度等,征对这些因素,提出了各工序中需采取的改进措施。

Lithologies are mostly sand and carbonate rocks, caps are mud rock, shale and magmatite. Entrap types are anticline, fault block rebuilt by breaking and the screened entrap diapered rock mass. The composition is CO_2, N_2, CH_4, C_2H_6 and He etc. It is magma air source body and its geologic fashions are intrusion and buried volcanic conduit. The relations between gas reservoirs and gas source bodies have three types: magma intrusion-breaking-communicated gas reservoir, magma intrusion-contacted CO_2 reservoir and buried volcanic conduit-contacted gas reservoir. The CO_2 migration in magma intrusion is consisted of fusing and crystallizing phases;it in volcanic conduit is consisted of near-surface effusion and crystallizing phases.The buoyancy of CO_2 in water far more than migration resistance in breaking or chink, CO_2 is easy float upward, the floating can results in differentiation of different density gases and concentration of sealed gas. The gas in sand reservoir firstly migrate into the higher porosity and coefficient of permeability sand, and along with the pressure going up it migrate into the lower. In magma intrusion-breaking-reservoir migration, CO_2 firstly migrate into watered breaking, began gravity differentiation and concentrate, the gas pressure time and again go up, CO_2 migrate into reservoir and concentrate under expansibility as the pressure reach upward a given extend. The CO_2 in reservoir experience four breaking modes: chemistry deposition, dissolution, diffusion and mechanic breaking, the pressure balance can be broken by faulting and the CO_2 will further migrate and form new reservoir.

济阳坳陷已发现的八里泊、阳25、平方王、平南、高青、花17 CO_2气藏主要储集层位有奥陶系、中生界、沙四段、沙三段、沙一段、馆陶组和明化镇组,储集层岩性以砂岩和碳酸盐岩为主,盖层以泥质岩、页岩和岩浆岩为主。;圈闭类型主要为受断裂改造的背斜、断块及刺穿岩体遮挡圈闭。;气体成分主要有CO_2、N_2、CH_4、C_2H_6、He等。;主要气源体为岩浆气源体,气源体的主要地质形式为侵入体和埋藏的火山通道。;气藏和气源体的空间关系有岩浆侵入体一断裂一气藏沟通型、岩浆侵入体-CO_2气储集层接触型和埋藏火山通道-气储集层接触型三种类型。;岩浆侵入体CO_2气运移分为熔融运移阶段和结晶运移阶段,火山通道中CO_2气运移分成近地表喷发阶段和结晶运移阶段。;断裂中,CO_2在水中的浮力远大于运移阻力,CO_2气容易上浮,CO_2在断裂中的易浮性导致不同密度气体的分异和走向上封闭的断裂气体相对富集。;气体在砂岩储集层运移聚集具有选择性,会优先进入孔隙度和渗透率较高的砂岩,随着压力增加,才会进入孔隙度和渗透率较低的砂岩;在岩浆气源体-断裂-储集层空间输导格架下,CO_2气在膨胀力的驱动下,首先进入含水的断裂并重力分异而聚集,气体压力会不断增高,当压力增至一定程度,CO_2气会向高孔隙度、渗透率的储集层运移并聚集。;在岩浆气源体-储集层接触空间输导格架下,CO_2气受膨胀力的驱动直接向储集层运移并聚集。;成藏的CO_2气会经历化学沉淀、溶解、扩散和机械破坏四种破坏方式,会受断裂切割而打破压力平衡,沿断裂进一步运移和聚集成藏。

Objective Observation on the effect of disinfection on gastroscope, contaminated by hepatitis B surface antigen in the electrolyzed oxidizing water.

目的 观察氧化电位水在胃镜消毒中对乙型肝炎表面抗原抗原性的破坏效果。

82KHz. Myotis fimbriatus forages or gleans middle-sized insects mainly including Diptera in a relatively simple circumstance such as the edge of light forest, the upper space of farmland, grassland and water surface.

毛腿鼠耳蝠在疏林边缘或上空,田地、草地或水面上空等并不太复杂的环境中进行近距离空中捕食或掠食,捕食对象是中等大小的静止猎物,主要是双翅目的昆虫。

The use of small gravels or coarse sand to adjust the required roughness will reduce the effective cross-sectional area and raise the water surface elevation in the model.

由於过水断面面积的減少而引起的影响,是难於估計的。在本文中,介紹了不按照夫劳特定律設計的河工模型。

Two main applications are performed: The first application evaluates the capability of water absorbency, moisture regains and wicking rate on the modified textiles; The second application immobilizes proteins on the pAAc- or pHEMA-grafted textile surfaces. Surface analyses are done using Fourier-transformed Infra-red equipped with Attenuated Total Reflection and X-ray Photoelectron Spectroscopy.

本实验主要有两种应用:评估改质后织物之含水率、回潮率与润湿速率的性能应用;将蛋白质固定於接枝聚合丙烯酸或甲基丙烯酸羟乙酯单体之织物表面,然后以化学分析光电子能谱仪、傅立叶全反射红外光谱仪进行表面分析。

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According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm~150rpm时取得最大值,此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世,形体几无变化。

When I was in school, the rabbi explained everythingin the Bible two different ways.

当我上学的时候,老师解释《圣经》用两种不同的方法。