查询词典 salinity

Firstly,establish the ecological environmental protect strip around the lake,efficiently deal with the farmland drainage.Using the pump station at the end of gutter pumps water to irrigate reed wetland.To practice man-made raising reedland.Using biology to clean up water to reduce salinity,nitrogen and phosphorus.To desalt the Beston Lake water.

首先要确立环湖生态环境保护带，使大部分农田排水得到有效处理，利用排水沟末端的扬排泵站抽取农田排出的水灌溉湖滨沼泽芦苇，实行人工育苇，利用生物净水作用减少入湖盐量和脱氮除磷，促进博斯腾湖水质淡化。

To make clear to what degree the exchange of substance in the natural environment causes changes in local environment, the author resorts to geophysical techniques and means to monitor changes in salinity of shallow ground water, thorium/uranium/kalium spectroscopy gamma ray and minor elements in shallow surface layer.

为了探讨自然界的物质交换引起当地环境变化的程度，探索用矿场地球物理的方法和手段来监测浅层地下水矿化度的变化；钍、铀、钾自然伽马能谱的变化以及地表浅层微量元素的变化等。

The δ〓O for both of them are changed due to water/rock interaction at water/rock weight ratios of larger than 0.1, and the calculation indicates that, in this case, the influence of water/rock interaction on the δD value of the fluid is minor. In the upper part of the geothermal system, the upward ore forming fluid mixes with low temperature groundwater with very low salinity and δ〓O, which may cause the precipitation of metals.

根据氢、氧同位素研究结果，嵩溪银锑矿床的上升成矿流体是由岩浆热液与循环地下水热液混合而成，这种混合成因含矿热液上升到地热系统上部与低矿化度、低δ〓O的低温地下水发生了不均匀混合，这种混合作用导致金属矿物沉淀，但成矿物质是由上升成矿流体带来的。

The results show that:(1) on the whole, the water type of this locality was basically ClNaⅡ and ClMgⅡ occurred at some times, and the salinity was high, the mean value being 2.22g/L, in the anions, Cl-SO2-4HCO-3+CO2-3, which were 673.11±242.01, 671.72±218.23 and 370.73±111.18 mg/L, respectively.

结果表明：(1)该类水体的水型基本为 ClNaⅡ；总含盐量较高，平均达2.22±0.54g/L；在阴离子中，Cl-SO2-4HCO-3+CO2-3，其含量分别为673.11±242.01、671.72±218.23和370.73±111.18mg/L。

How to study the corrosive factors of media corrosion in oil and gas gathering pipelines under the condition of multiphase flow is discussed and mathematical models are established. The effects of media flow rate, oxygen content, pH, salinity, temperature, pressure of CO2 and water content on 20(superscript #) tubular goods are introduced.

讨论了在多相流条件下如何对油田集输管线介质进行腐蚀因素研究并建立数学模型，研究了集输管线介质流速、含氧量、pH值、矿化度、温度、二氧化碳分压、含水共7个因素对20材管材的腐蚀影响趋势。

Three decades of scientific and technical development have made it possible to accurately measure Sea surface salinity from 657 kilometers (408 miles) above Earth's surface.

三十年来的科学与技术的发展使在离地面657千米(408英里)的高空对海面盐度进行精确测量成为可能。

Topsoil soil salinity of 0.2%-0. 4%, and called the light saline-alkali soil, select salt-tolerant crops and varieties, such as sunflower, sugar beet, sorghum, and black beans to the corresponding saline-alkali and other measures, will be able to obtain higher yield.

耕层土壤含盐量为0.2％—0.4％的，叫轻盐碱土，选择耐盐作物和品种，如向日葵、甜菜、高粱、黑豆等采取相应的抗盐碱措施，就能获得较高产量。

Because of the high sand, high water content, high salinity, high temperature steam heavy oil exploitation, mining and strong polymer injection corrosion media environment factors, piston pump wells pump an average of more and more short-cycle, and some do not even to the required 30 days on the pump seized, severely affected by oil field development.

由于高含砂、高含水、高矿化度、高温蒸气稠油开采、注聚合物开采及强腐蚀的介质环境等因素影响，柱塞泵井平均检泵周期越来越短，有的甚至不到30天就需要检泵，严重影响油田开发。

Research of a Novel Principle on Sea-Water Salinity Measurement Based on Refractive Index Change.

基于折射率变化的一种新型盐度测量原理研究

Therefore, except for the influence of sea level change in littoral plain, the salinity of groundwater in North China Plain originated from dissolution of soil salt and intensive evaporation.

因此，地下水的咸化除滨海地区受海侵影响外，在陆相成因中主要是后期补给水淋滤和蒸发所致。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。