查询词典 hide under water

Article 22 Enterprises, public institutions and individual industrial and commercial households which discharge water pollutants to waters shall set up outfalls in accordance with laws, administrative regulations and the provisions of the administrative department of environmental protection under the State Council; if such outlets are to rivers or lakes, they shall also abide by the provisions of the competent department of water administration under the State Council.

第二十二条向水体排放污染物的企业事业单位和个体工商户，应当按照法律、行政法规和国务院环境保护主管部门的规定设置排污口；在江河、湖泊设置排污口的，还应当遵守国务院水行政主管部门的规定。

The polyurea coating was tested with Taber tribomachine and the highp ressure water jet erosion tester for studying the wear behavior of polyure coating under conditions of dry friction and highspeed water jet contained sand. The morphology of the coating was observed with SEM and Chromatic confocal 3D Profiler. The surface component of test samp les was measured by FT2IR Spectrometer and Electron Energy Disperse Spectroscopy. The p roperties of polyurea coating under two testing conditionswas analyzed.

为研究聚脲涂层在干摩擦条件下和高速含砂水流冲蚀条件下的性能变化情况，用 Taber 磨损试验机和高速含沙水射冲蚀磨损试验机测试了聚脲涂层的磨损性能，用扫描电子显微镜和白光共焦三维轮廓仪观测涂层的磨损表面形貌，用表面红外光谱和电子显微镜能谱元素分析了涂层表面试验前后的组分变化，分析了涂层在2种摩擦条件下的磨损情况。

Analyze the characters and kinds of the structure and vertical sequence, identify four micro faces which related reservoirs: under water distributary channel, under water crevasse splay, mouth bar and sand sheet.

通过岩心观察对研究区砂体的构造特征和垂向序列特征进行了详细分类，并识别出水下分流河道、水下决口扇、河口坝和席状砂4种主要砂体成因微相。

It is shown from the parallel experimental results that the water tight fly ash concrete can substitute for the rubber water tight board, and the water tight fly ash concrete has more impermeability than the rubber board under the circumstances that permeability pressure of the tunnel is not very high.

在寒冷地区，隧道漏水还会使隧道路面冻结，顶部产生冰柱，影响隧道交通。对维护费用较高的隧道，诸如穿越含污染水层的供水隧道、可能由流沙在衬砌形成空隙的隧道、装有电气设备的隧道、以及要求美观的隧道如人行通道和地铁车站，都应采取防水措施。

We all know that the 0 degrees centigrade thermometer said the freezing point of water (i.e. a standard under the pressure of the mixture of water temperature), including 0 is solid and liquid water differentiator.

我们都知道，温度计上的0摄氏度表示水的冰点（即一个标准大气压下的冰水混合物的温度），其中的0便是水的固态和液态的区分点。

Applying experiments of performance test, indoor soil training test under different field capacity and spring rape pot, a study was made on nutrient release and biological effect of water-soluble felted and coated fertilizer. The results showed that this kind of water-soluble coated material was characterized as its compact contexture, uniform thickness, fine performance of water absorption and permeability and certain degree of biodegradability.

应用性能测试、不同田间持水量下土壤培养及小白菜盆栽试验研究了其养分释放规律与生物学效应，试验表明：微水溶性包膜材料致密、整体厚薄较均一，其吸水性、透水性能优良，且具一定的生物降解性能。

The steps involved are as follows: 1 Clean ultrasonically all component parts with a degreaser in a warm water solution. 2 Rinse with warm water in an ultrasonic bath. Rinse again in cold water. 3 Put all component parts under black light for inspection of any carbon.

清洗步骤包括如下：1 在含有脱脂剂的温水溶液中用超声波清洗所有部件。2 在一个超声池内用温水冲洗，再用冷水冲洗。3 将所有部件放置在红外线下检查是否有碳。

Result: when distilled water and purified water was used as diluting water, no obvious difference of bod5 was found between them, and both the results reached the standard （ below 0.2 mg/l）. deliquescent oxygen reduced with longer balance time and greater difference from standard occurred. before balancing,deliquescent oxygen was close to saturation. the results under 20 ℃ met the standard.

结果： 以蒸馏水和纯净水作为稀释水水源，其bod5都小于0.2 mg／l，均达到标准；平衡时间增长，当日溶解氧量趋于降低，与标准值的差值也逐渐增大，未经平衡的溶解氧量接近饱和；20 ℃时的测定结果达标。

Effects of water stress on the level of reactive oxygen speciesand activities of antioxidant enzymes in the leaves of wheat(Triticum durum Desf.) seedlings were investigated.Water stress resulted in significant increase in the contents of O-.2,MDA and the activities of superoxide dismutase and ascorbate peroxidase in wheat leaves.However,the activities of glutathione reductase,catalase and the content of H2O2 were not changed obviously under water stress.

分析了水分胁迫对小麦幼苗叶片中活性氧水平和抗氧化酶活性的影响，结果发现，水分胁迫能够显著提高超氧阴离子(O-2·)和丙二醛的含量及超氧化物歧化酶和抗坏血酸过氧化物酶的活性，而过氧化氢(H2O2)的含量及过氧化氢酶和谷胱甘肽还原酶的活性变化不明显。

The technical problems, about shortage of separation distance, the feasibility of high-rise polymerization factory building, the fire separation and explosion-proof design of polymerization factory building, the selecting and arrangement of water spraying extinguishing system nozzle, the establishment of deluge system valve, and the essentiality of water spraying extinguishing system which is to be established to protect the VCM gasholder, the positioning of water curtain settled under the space which connect the PVC pack house and pack department and how long the system continue operate? The selecting and the quantity of fire extinguishing agent about gas extinguishing system, which will be used in the new 35KV switch station and some rooms including cabinet room, primary control room, UPS room, voltage changer room, belong to new polymerization power panel and UPS station. Designing the model of power supply and distribution for fire-fighting and designing the hardware organization, software, model of data transmission and fire gang control logic programmer about automatic fire alarm system. Making certain the grade of release source point in the fire or explosive atmosphere and delimiting different grade explosion-proof space. Selecting correct explosion-proof construction of electrical apparatus and delimiting the class of building lightning protection, putting forth the concert steps to deal with thunder stroke and electrostatic discharge and so on, have been deeply researched in the process of designing and then the concert steps to deal with them have been putted forth.

针对设计中遇到的防火间距不足、聚合厂房可否采用高层厂房、聚合厂房的防火分隔和防爆设计、水喷雾灭火系统的喷头选型和布置、雨淋阀组设置、VCM气柜是否需要设置水喷雾灭火系统、PVC仓库与包装车间相通处水幕带的布置和系统工作时间的确定、新建35kV开关站和聚合配电及DCS机柜间内的机柜间、主控室、UPS间、变压器室等处设置的气体灭火系统选型和灭火剂用量确定、消防供配电方式、火灾自动报警系统的硬件结构、软件设计、数据传输方式及联动控制设计中的逻辑编程、爆炸和火灾危险环境危险释放源等级确定和防爆区域等级范围的划分、爆炸危险区域电气设备的防爆结构选型、建、构筑物的防雷类别划分及采取的防雷、防静电措施等具体工程技术问题在深入分析研究后，提出了相应的解决措施。

However it can often be frust ating for a child when people are unable to pronounce their name.

但它往往可以令人沮丧的一个孩子当人们无法断言他们的名字。

All these compounds were obtained from this genus for the first time. Compound, 4-cumylphenol, was a new nature product.

所有化合物均为首次从本属海藻中分离得到，其中4cumylphenol为新天然产物。