不可渗透的粘土限制了水和黄腐酸的向下渗透,从而减少了化学风化和土壤灰化作用。
Impermeable clay limits downward percolation of water and fulvic acids, reducing chemical weathering and podzolization.
消化液中所含的酶会渗透入咖啡豆——通常都是苏门答腊的阿拉伯咖啡豆——用一种微妙的方式改变了咖啡豆的化学元素。
The enzymes penetrate the beans — usually arabica in Sumatra — and change their chemical balance in subtle ways.
紫外线过滤器占印度过滤器市场的三分之二,反渗透式,化学过滤器,占其余的三分之一。
UV filters have about two-thirds of the Indian market, with reverse osmosis and chemical filters accounting for the rest.
传统天然气的生产相对简单,但开采非常规天然气则需要通过一些物理及化学暴力手段来使岩石变得更具可渗透性。
Conventional gas production is relatively easy, but getting gas out of unconventional sources requires some physical and chemical violence to make the rocks more permeable.
一块容易刺破的番茄外皮不是化学品的对手,化学品最终能够渗透到番茄里面。
A tomato \ 's easily punctured skin is no match for chemicals that will eventually permeate it.
然后我们添加不同的化学成分给它修改的渗透性和海藻酸钠的力量。
And then we add different chemical components to it to modify the permeability and strength of the alginate.
实验埋葬学是涉及地质学、生物学、化学、物理学等学科的一门交叉渗透性研究科学。
Experimental taphonomy is a multidisciplinary research on the processes of fossilization, which is involved in geology, biology, chemistry and physics.
一个略加改进的电化学氢渗透技术被用于测定氢在铁膜中的扩散系数。
The diffusion coefficient of hydrogen in an iron membrane was measured using slightly improved electrochemical hydrogen permeation technique.
碳酸盐岩次生渗透性是成岩作用、构造作用、水动力作用及生物化学作用的综合结果。
The secondary permeability of carbonate rocks is the result of comprehensive process of diagenesis, tectonics, hydrodynamics as well as of biochemistry.
绿色化学的提出,为化学注入了新的活力,在化学教学中渗透绿色化学教育,推广普及绿色科普知识势在必行。
Chemistry is full of by new vigor because green chemistry appears. Green chemistry education permeated in chemistry teaching and spreading green scientific knowledge are imperative.
叙述严重污染的反渗透膜的化学清洗全过程。提出了各清洗步骤的最有效清洗药剂和最佳清洗条件。
To describe complete process of chemical cleaning to heavily-polluted reverse osmosis membrane. The most effective cleaning agent and the best condition were selected.
用绿色化学实际生动的范例充实化学教学内容,按照“适时、适度、适量”的原则渗透绿色化学知识和意识。
Vivid and practical illustrations should fill chemical teaching, in the meantime, green chemical knowledge should be permeated in it on the principle of "proper time, proper degree, proper amount".
本文运用电化学渗透技术研究了304不锈钢的氢扩散和捕获现象。
The electrochemical permeation technique was used to study the trapping and transport phenomena of hydrogen in 304 stainless steel.
综述了化学气相渗透法制备连续纤维增强碳化硅陶瓷复合材料的过程,以及碳化硅陶瓷复合材料的性能及应用。
The fabrication process and properties and applications of continuous fibers reinforced CVI SiC matrix composites by chemical vapor infiltration are presented in this review.
第二部分,首先,阐述了中学化学课程中渗透综合化思想的基本理念;
The second part, firstly explaining the basic theory of permeating integration thought through the chemistry curriculum of middle school.
由于聚丙烯纤维的这种化学惰性和极大的疏水性,使得用一般的染料染色难以获得满意的渗透性和染料在纤维内部的持久性,各项牢度均很差。
On account of the chemical inertia and huge hydrophobic about polypropylene, generic dye is difficult to dye the fibre and can only gain dissatisfiable permeability and poor permanence of dye.
考察了废水中悬浮物浓度及化学需氧量与炭膜渗透压的关系。
The relationship between the mixed liquor suspended solid concentration, chemical oxygen demand and wastewater permeation pressure of the membrane was studied.
现在有两种办法来断裂海水中的盐水化学键:热提溜方法和薄膜渗透方法。
There are two basic methods for breaking the bonds in saltwater: thermal distillation and membrane separation.
所以,将化学史渗透到化学教学中成为当前化学教学改革的中心议题之一。
So, it has become one of the central subjects of nowaday chemistry teaching innovation by the saturation of chemistry history into chemistry education.
结果表明,涂料的活性化学物质渗透进入混凝土内部,与混凝土基体发生化学作用生成不溶针状晶体。
The results indicate that reactive ingredient of the paint penetrated into the internal part of concrete reacts with cement matrix to produce insoluble needle-like crystal.
通过对绿色化学的介绍,就高校化学教学中如何渗透绿色化学教育作初步探讨。
Based on the introduction to green chemistry, the thesis aims at discussing the possibility of weaving green chemistry education into college chemistry teaching.
化学遗传学是利用细胞渗透性的生物活性小分子作为分子探针进行生物学研究的方法。
Chemical genetics is a useful method by which the authors can investigate the functions of proteins utilizing activated small molecules possessing penetrability as molecular probes.
重点研究了渗透压对化学镀共沉积钯银的沉积速度、镀层组成和膜表面结构性能的影响。
More attention was focused on the effects of osmosis on the deposition speed, compositions, surface structure properties of the simultaneously deposited Pd-Ag alloy top layer by electroless plating.
垃圾填埋场运行过程中,渗滤液的渗流和生物化学作用,不断影响和改变着排水层的渗透性能。
As landfill site working, biochemical process and seepage of leachate always affect and change drainage layer permeability.
应用于日用化学品的舒缓镇定、渗透力强、温和不刺激等特性;
Those features resulted in its application in cosmetics, medications and food preparations.
对比剂的渗漏为日常放射线学检查常见问题,组织反应之严重程度与渗漏对比剂的量、渗透压、化学成份有关。
The severity of tissue reaction to the extravasated contrast media depends on several factors: amount, osmolarity, and chemical components of contrast media.
析出的化学药品形成暂时的物质带,在这个物质带里,蒸汽和热水的渗透率减小。
The precipitated chemicals formed a temporary substance zone in which the permeability for steam and hot water was reduced.
析出的化学药品形成暂时的物质带,在这个物质带里,蒸汽和热水的渗透率减小。
The precipitated chemicals formed a temporary substance zone in which the permeability for steam and hot water was reduced.
应用推荐