Formate-A acid system was a sulfate trivalent chromium plating process with low concentration.
甲酸-羧酸a体系是一种低浓度的硫酸盐三价铬电镀工艺。
The acid test of a good driver is whether he or she remains calm in an emergency.
在紧急情况下能否保持冷静是对一个好司机的严峻考验。
Sulphur dioxide is a pollutant and a major contributor to acid rain.
二氧化硫是一种污染物，并且是形成酸雨的主要因素。
Sulfur dioxide, a major contributor to acid rain, is an especially serious pollutant because it diminishes the respiratory system's ability to deal with all other pollutants.
二氧化硫是酸雨的主要成因之一，它是一种特别严重的污染物，因为它会降低呼吸系统处理其他污染物的能力。
Acid rock could never be played by acoustic guitars and a symphony orchestra, could it?
迷幻摇滚乐从来就不能由原声吉他和一个交响乐团来演奏，不是吗？
Also, in surface water, there is a weak acid, carbonic acid, not sulfuric acid, but carbonic acid that helps dissolve the rock.
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。
The mice produce a special thing named glutamic acid in their bodies.
老鼠体内会产生一种叫做谷氨酸的特殊物质。
He assigned (指定) a unique note to each amino acid (氨基酸) is the protein.
他为蛋白质中的每一个氨基酸分配了一个独特的注释。
With a little help from this carbonic acid, moving water forms most of the world's limestone caves.
在这种碳酸的帮助下，流动的水创造了世界上大部分的石灰岩洞穴。
Until very recently, Presorbin and Veltrex, two medications used to block excess stomach acid, were both available only with a prescription written by a doctor.
直到最近，Presorbin和Veltrex 这两种用于阻止胃酸分泌过多的药物，都只有医生开处方才能买到。
The effect occurs because of a molecule called staphylococcal lipoteichoic acid that acts on keratinocytes.
由于葡萄球菌脂磷壁酸分子作用在角化细胞上产生了这个结果
Vanillylmandelic acid is a chemical intermediate
香草扁桃酸是一种化学中间体。
The best method of reducing attack on the cellulose and still obtain a bleachable pulp is to use strong acid and low cooking temperature.
生产纤维损失小、漂白性能好的浆料的最佳方法是使用强酸和低蒸煮温度。
Long-chain acyl-coenzyme A synthetases activate free fatty acid to acyl-CoA thioesters.
长链酰基辅酶A合成酶把游离脂肪酸活化成为酰基辅酶A。
The objective is to establish a method to determine the content of protocatechuic acid in Scutellaria barbara.
目的是要建立测定黄芩中原儿茶酸含量的方法。
Ferulic acid (FA) and p-coumaric acids are phenolic antioxidants present in a variety of plants.
阿魏酸（FA）和对香豆酸是存在于多种植物中的酚类抗氧化剂。
As formed under acidic conditions, hydroiodic acid (HI) is a stronger reducing agent.
由于在酸性条件下形成，氢碘酸（HI）是一种更强的还原剂。
The invention discloses a preparation method of 6-aminocaproic acid which is a hemostatic.
本发明公开了一种止血剂6-氨基己酸的制备方法。
Recent chemical analysis has identified the blue fluorescent material they contain as a glycosylated form of anthranilic acid.
最近的化学分析已确定它们所包含的蓝色荧光物质是邻氨基苯甲酸的糖基化形式。
Running up to an acid semitonal acciaccatura in both hands, the piano goes over into a sprint of octave-chords and single notes.
钢琴的两只手以半音阶短倚音向上，转变成八度和弦和单音符。
This volcano has a extremely acid crater lake and possibly the strongest sulphur vent in the world.
该火山深湖酸性极强其硫磺含量可能是世界上最高的。
To get to the bottom of this, a chemist recently took bone from the mummy of a Nubian child and dissolved it in hydrogen fluoride, a nasty acid that helps extract tetracycline.
最近，一名化学家提取了一个努比亚幼儿木乃伊的骨头，在深入底层的过程中，将它融化泡入了一种肮脏的氢氧化物——酸中，有助于提取其中的四环素。
Rhubarb is something of a wonder plant -in addition to an unknown poison in its leaves, they also contain a corrosive acid.
大黄是一种很不错的植物——此外它的叶子中含有一种不知名的毒，它们通常含有腐蚀性酸。
Rhubarb is something of a wonder plant - in addition to an unknown poison in its leaves, they also contain a corrosive acid.
大黄是一种很不错的植物——此外它的叶子中含有一种不知名的毒，它们通常含有腐蚀性酸。
Some people really do seem to think that natural selection is a universal acid, and that nothing can resist its powers of dissolution.
看起来确实有人认为自然选择是一种无所不能的酸液，而且没有任何东西能抵抗其侵蚀的威力。
‘A tooth can withstand five acid attacks a day, ’ says one researcher.
研究人员表示：“牙齿每天能抵抗五次的酸性物质侵蚀。
‘A tooth can withstand five acid attacks a day,’ says one researcher.
研究人员表示：“牙齿每天能抵抗五次的酸性物质侵蚀。
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.
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。
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