另外,在地表水中存在一种弱酸,它是碳酸,而不是硫酸,而且是能帮助溶解岩石的碳酸。
Also, in surface water, there is a weak acid, carbonic acid, not sulfuric acid, but carbonic acid that helps dissolve the rock.
这两种都是酸。前者是强酸,后者是弱酸。
Both compounds are acids, the former is strong and the latter is weak.
只有在弱酸性的腺体中才能产生胶质。
弱酸性配方,温和、不刺激肌肤。
Weak acidity formulation, geniality, not stimulate the skin.
含弱酸性基团的腈纶纤维饱和值较小。
The acrylic fibre with weakly acidic group has a low saturation value.
结论月桂酰吲达帕胺为弱酸性亲脂性药物。
Conclusions Lauroyl indapamide is a weak acid with lipophilic property.
弱酸在水中部份电离(电离),放出氢离子。
Weak acids ionize partly (ionize) in water to give hydrogen ion.
铸锻件和对氢脆敏感的零件宜用弱酸性镀锌液。
Castings and forgings and hydrogen brittleness sensitivity to the spare parts of the appropriate USES weak acid galvanizing.
适用于弱碱,弱酸,油类,尤其能耐研磨性介质。
Applicable to weak base, weak acid, oli, especially resistant to abrasive medium.
一种有毒的弱酸,用于熏蒸和有机化合物的合成。
A weak poisonous acid used in fumigating and in synthesis of organic compounds.
首选用杀菌力强、清洁效果好、弱酸性的防晒洗面奶。
Preferred to use strong bactericidal, cleaning effect, weak acid sunscreen face cream.
对西索米星在大孔弱酸树脂上吸附平衡与动力学进行研究。
The adsorption equilibrium and kinetics of sisomicin on macroporous weakly basic acid resin were studied.
大多数水含有一些二氧化碳,使得水显弱酸性,能够侵蚀石灰岩中的碳酸钙。
Most water contains some carbon dioxide making it a weak acid that can eat away at the calcium carbonate in limestone.
大多数水含有一些二氧化碳,使得水显弱酸性,能够侵蚀石灰岩中的碳酸钙。
Most water contains some carbon dioxide, making it a weak acid that can eat away at the calcium carbonate in limestone.
并根据公式对弱酸(碱)滴定突跃范围的影响因素进行探讨。
The influencing factors for the jumping range of weak acid(base) titration were discussed by the formulas.
研究结果表明,中性、弱酸性条件有利于挥发性风味物质的形成。
It was found that neutral and weak acid conditions are advantageous to the production of aroma compounds.
这个陶罐有腐蚀的痕迹,并且疑似曾经盛放过弱酸类液体,如醋或酒。
The jar showed signs of corrosion and seemed to have once contained a mild acid, such as vinegar or wine.
弱酸性,可使其能与任何杀虫剂、杀菌剂、除草剂等混用,相互增效。
Weak acid, so that it can work with any insecticides , fungicides, herbicides and so on a mix of mutual synergy.
稠油污水进热采锅炉中试。采用双滤料过滤器和强弱酸钠离子交换器。
In the mid-test of sewage going to the steam generator, dual filter and ion exc.
组蛋白在水中很容易溶解,其水溶液呈弱酸性和碱性,加热时不立即凝结。
They dissolve readily in water, dilute acids, and alkalis but do not coagulate readily on heating.
利用红外光谱、差热分析对大孔强碱弱酸两性树脂的结构与性能作些探讨。
The structure and properties of macroporous strong base - weak acid amphoteric resin were studied by using IR and DTA.
本文从一元强酸与弱酸滴定的误差公式判断用强酸进行分步滴定的可能性。
Titration error formula and feasibility judgment in stepwise titration of strong and weak acid mixture.
弱酸性品:白米丶落花生丶啤酒丶酒丶油炸豆腐丶海苔丶文蛤丶章鱼丶泥鳅。
Weakly acidic food: white rice, peanut, beer, alcohol, Fried tofu, sea weeds, clam, octopus, catfish, etc.
石灰、胡敏酸互作可减少土壤弱酸溶态铅的含量,可提高土壤残渣态铅的含量。
Mutual effects of lime and humic acid lower weak acid dissolvable lead contents and enhance residual lead contents in soil.
文章探讨了弱酸性染料使用低温添加剂WMJ对羊毛进行染色的工艺及染色性能。
The dyeing process and the performance of weak acid dyes using additive WMJ for wool at low temperatures are studied.
硼酸,H3BO3,通常情况下是以柔软的、光滑的、白色固体的形式存在的弱酸。
Boric acid, H3BO3, is a weak acid that generally has the form of a soft, smooth, white solid.
将PH值调节到3.5左右以降低弱酸的电离,并由此降低了弱酸的阴离子干扰。
The PH value is buffered close to 3.5 which depress ionization of weak acid and, thus, interference from their anions.
通过对弱酸铵盐性质的分析,探索弱酸铵盐对鲜天然胶乳的保存效果及其性能的影响。
A study was made of the properties of NR and the effect that natural rubber latex was conserved with feeble-acid-ammonium salt.
同其它过氧化物相比,它具有活性氧含量高,水溶液呈弱酸性及能溶于有机溶剂的特点。
It has the advantages of high active oxygen content, weak acidity of the aqueous solution and good solubility in organic solvent in comparison with other solid peroxides.
同其它过氧化物相比,它具有活性氧含量高,水溶液呈弱酸性及能溶于有机溶剂的特点。
It has the advantages of high active oxygen content, weak acidity of the aqueous solution and good solubility in organic solvent in comparison with other solid peroxides.
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