acid solution

They clearcut trees in the winter and coaled the logs the following spring.

他们在冬天把树枝剪下来,然后在春天把这些木材烧成木炭.

The monofil diameter of the optical fiber luminiferous bundle is 55 μ m. The numerical aperture is 0.6. Ten optical fiber luminiferous bundle uniformly surround the acid solution optical fiber image bundle, which improves the homogeneity and lightness of system.

光纤传光束的单丝直径为55μm，数值孔径为0.6，用10根光纤传光束均匀地分布在酸溶法光纤传像束的周围，提高了系统照明的均匀性和亮度；

Aluminium and its alloys were anodized in sulfuric acid solution and electrolytic coloured in a nickel salt bath containing tin salt as an additive.

铝及其合金经硫酸阳极氧化后，在以镍盐为主，锡盐为添加剂的混和盐溶液中进行交流电解着色。镍锡离子共析于氧化膜的微孔底部。

The big ship coaled.

这艘大船已经上完煤了.

An acid solution is concentrated when it has very much acid in it.

当酸性溶液里含有很多酸时,它就被浓缩了.

Study of electrodepositing bright Tin Cobalt Zinc alloy from weak acid solution

微酸性体系电沉积光亮锡钴锌合金的研究

The results showed that the color of the solutions would change obviously when the above ion-association complexes were formed in dilute phosphoric acid solution.

结果表明，在稀磷酸介质中，当形成上述离子缔合络合物时，溶液均发生明显的颜色变化。

In this paper, it was discussed how to calculate the solubility of the weak acidic slightly soluble compounds in the acid solution or pare water with numerical approximation method.

讨论了用数值逼近法计算弱酸微溶化合物在酸溶液和纯水中的溶解度。

After smashing the mites by combination of tissue grinder and ultrasonic wave, mites' nuclei were extracted in citric acid solution.

以组织匀浆器和超声波破碎螨体，在柠檬酸介质中分离蠕形螨的细胞核。

A study on the corrosion rate of iron in Sulfamic Acid Solution

铁在氨基磺酸溶液中的腐蚀速率

The extraction of uranium from nitric acid solution with 5208 extractant

用5208萃取剂从硝酸溶液中萃取铀

Methods: Steam distillation, base solution soak-acid-Steam distillation, acid solution soak-Steam distillation, salting liquid soak-Steam distillation.

方法：采用直接水蒸气蒸馏法、碱溶液浸泡酸中和-水蒸气蒸馏法、酸溶液浸泡-水蒸气蒸馏法、盐溶液浸泡-水蒸气蒸馏法提取。

Methods: Determine the element contents in acid solution and boiling water respectively by ICP.

方法：用等离子光谱，分别对雀儿舌头的酸溶液和水煎剂中无机元素进行了测定，并比较了其含量的变化。

We will depart as soon as the ship is coaled.

船上煤以后我们就出发.

On our arrival there, we coaled the steam trains and carried out repairs.

我们达到那儿以后, 给蒸汽火车装上了煤,并做了一些维修工作.

Preliminary study on the concentration of α-keto-α-gulonic acid solution by membrane distillation

膜蒸馏法浓缩古龙酸水溶液的初步研究

Fluorometric Property of Thulium in Pyridine-2,6-dicarboxylic Acid Solution

在吡啶-2,6-二羧酸溶液中铥的荧光特性研究

Zinc sulfate heptahydrate was prepared by direct wet chemical method with blende as raw material and ferric sulfate and sulfuric acid solution as way of extraction.

以闪锌矿为原料，用硫酸和硫酸铁溶液作浸取剂，经直接-全湿化学法制备了七水合硫酸锌。

HCl-H2O solution system is a solution with highest permanent boiling point and it is difficult to get the concentrated hydrochloric acid solution at the top of the tower through simple distillation.

HCl-H2O溶液属于具有最高恒沸点的溶液，通过简单蒸馏，不能在塔顶得到浓缩的盐酸溶液。

RESULTS: LAP was more stable in weak acid solution than in base solution and hydrolyzed fast in serum and tissue homogenates, especially in liver homogenate.

结果：LAP在弱酸性溶液中较稳定，在弱碱性溶液中水解较快；在血清和组织匀浆中易水解，在肝匀浆中水解最快；

In acid solution, Carbinol was oxidized formaldehyde, then it interacts with chromotropic acid and generates purple chemical compound. Under the wavelength of 580 nm, we use 1-cm cell to analyse.

甲醇在酸性溶液中，被高锰酸钾氧化成甲醛，再在硫酸介质中与变色酸生成紫色化合物，在580nm处用1cm比色皿比色测定。

Leaching kinetics of sulfides studies on the reaction mechanism of the formation of α-fe_2o_3 during the leaching of pyrite in the acid solution by the radioactive tracer method

硫化物溶解动力学&用示踪原子研究酸性溶液中黄铁矿晶体溶解时生成三氧化二铁的机理酸性溶液中的铁锌共沉积

With reaction distillation process to make acetic acid in used acetic acid solution form acetic ether, achieving the purpose of recovery acetic acid.

通过反应精馏工艺技术，使废乙酸溶液中的乙酸生成乙酸乙酯，达到回收乙酸目的。

The result indicated that GA3, Al2 ( SO4) 3 and citric acid solution can improve obviously the blossom rate of weeping forsythia and the flowering time in advance.

结果表明，赤霉素、硫酸铝、柠檬酸在浓度为3%的蔗糖溶液配合下能显著提高连翘的开花率，提早开花。

Study on Corrosion Inhibition and Absorbing Thermodynamics of Hexamethylenetetramine on Brass in Hydrochloric Acid Solution

盐酸溶液中六次甲基四胺对黄铜的缓蚀作用及吸附热力学研究

The Study of Wipe off Magnesium in Phosphoric Acid Solution by Means of Liquid Membrane Technique

液膜分离技术净化湿法磷酸中的镁离子

Reaction Kinetics of Monomethylhydrazine With Nitrous Acid in Perchloric Acid Solution

高氯酸介质中单甲基肼与亚硝酸的反应动力学

comparison of in vitro dissolution results of the enteric-coaled tablets of indometacin from 6 pharmaceutical factories

6厂家吲哚美辛肠溶片体外溶出试验比较

Electricity Generation Using High Concentration Terephthalic Acid Solution by Microbial Fuel Cell

用高浓度对苯二甲酸溶液产电的微生物燃料电池

the application in he gang ming group of difficult coaled laneway's long wall and lughole explosion, excavating coal techniques

难采煤层巷道长壁长孔爆破采煤工艺在鹤矿集团的应用