查询词典 low water

Batrachospermum longipedkellatum lives in fountain where water pH is 7.5, temperature is 17℃ in summer and 14℃ in winter with negligible fluctuation throughout the year. The Ca content is relative high with relative low other nutrient element content. Batrachospermum longipedicellatum.

长柄串珠藻是一种要求水温较低且恒定并适应光强较弱的小型淡水红藻，生存于pH7.5，夏天水温为17℃，冬天水温为14℃，全年水温波动不大，钙含量较高而其它营养盐分含量较低的泉水中。

The well-documented chelating properties of bipyridine and the sensitivity of the optical properties of AuNPs have been employed to detect low concentration of metal ions in water.

因为联吡啶具有好的钳合能力，加上金奈米粒子的灵敏的光学性质，所以可以用来侦测水中低浓度的金属离子。

The intergeneric phylogenetic trees of water lilies showed that Nelumbo and Ceratophyllum form a sister group, but with relatively high sequence divergence, supporting that place the two genera into two distinct families; and Brasenia and Cabomba form a sister group, with relatively low sequence divergence, supporting that the two genera were placed the same family Cabombaceae.

结果表明：莲属与金鱼藻属构成姐妹群，但序列分歧度较大，支持将两个属独立成科的观点；莼菜属与水盾草属构成姐妹群，且序列分歧度较小，支持现有的莼菜科处理。

It can swell in water easily and can complex with polyphenol carboxylic acids and other low molecular weight compounds.

在水中易膨胀并能与多酚，羧酸及其它低分子量化合物质络合。

Journal of Environmental Engineering,1990, 116 (1): 200～2052 Watson B M,Hornburg C D. Low-energy membrane nanofiltration for removal of color, organics and hardness from drinking water supplies.Desalination,1989,72 (1～2): 11～223 Cluff C Brent.

曾参加过可持续发展理论研究和核工业部攻关课题&放射性废物的处理&，目前从事中德合作&城市污水深度处理回灌地下水研究&项目。

With the fast development of the urbanization strategy of our country, water resource shortage and utilization efficiency have been already low and compatibly restricting the process of the urbanization of our country seriously.

目前，水资源短缺与利用效率低下并存已严重制约着我国城市化的进程。

The result is consultable in disposing of hospital waste water with particular characters, and will perform well with low cost.

医院可参考此最优条件，根据各自废水特征进行处理。此时消毒效果好，经济费用低。

Rainfalls can " deposit " the co2 in air , making it to take part in the process of karst , to dissolve and corrade carbonate rock . co2 concentration in soil become lower after heavy rainfall and become higher after general rainfall .( 8 ) the value of chemical characteristic of soil water in the high elevation area is lower than that in the low elevation area

降雨可以对coz产生影响，&沉淀&大气中的co ：，使其参与到岩溶作用中，溶蚀碳酸盐岩；降雨对土壤空气中coz的影响与雨强、雨量有关，降雨量、雨强较大时，土壤空气中的c02产生受到抑制，降雨量和雨强较小时，土壤空气中的coz浓度升高。

From the influnce of pH change in water on the copolymerization, the copolymerization mechanism was provided. The copolymerization mechanism is that there is hydrogen bond, which can enhance the copolymerization, between acrylic acid and crotonaldehyde at low pH and there is"Charge Transfer Complex", which gives the more crotonaldehyde in P (acrylic acid-crotonaldehyde), between acrylic acid and crotonaldehyde at high pH.

根据共聚合反应介质pH值变化对丙烯酸-丁烯醛共聚合反应的影响，提出了丙烯酸-丁烯醛共聚合反应机理，即在低pH值时，丙烯酸、丁烯醛之间可形成氢键，从而使共聚合体系具有较高的聚合反应速率和转化率；在较高pH值时，丙烯酸、丁烯醛之间则有电荷转移络合物形成，从而使共聚物中含有更多的丁烯醛链段。

The regenerated cellulose film prepared by cuprammonia method is firstly undergone plasticizing and drying then coated on two sides with the mixture of degradable low mole-cular weight polyurethane and unsaturated polyester, the water proof film is obtained after solidifying and crosslinking.

按铜氨法制备再生纤维素膜经增塑、干燥后用可降解性的低分子量聚氨酯和不饱和聚酯混合涂料在膜两面涂布，固化交联得到防水膜。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。