Bats, swallows and more are chemically preserved in the pose in which they perished, sealed in the deposits of sodium carbonate in the water.
蝙蝠、燕子以及更多的动物遗体以化学方式保存成它们死亡时的姿势，被密封在水里的碳酸钠沉 积物中。
Soda; Soda ash; Sodium carbonate; soda calcined.
产品别名碳酸钠；苏打；工业碳酸钠。
Nonionic surfactant, sodium carbonate, sodium MetaSilicate.
非离子表面活性剂，碳酸钠，硅酸钠。
Sodium carbonate for example, is recovered from black liquor in soda pulp mills.
以碳酸钠微粒，是从纯碱纸浆厂的黑色液体中回收的。
Hard water which can be softened by adding sodium carbonate is called permanent hard water.
经过加入碳酸钠能被软化的硬水，称为永硬水。
By 1791, Nicolas Leblanc had succeeded in producing sodium carbonate from salt by a 2-step process.
1791年，尼古拉斯·卢布朗用“两步法”(2 - step process)成功的从食盐中制造出了碳酸钠。
The addition of sodium carbonate into the grinding process can realize the selective desliming.
磨矿过程中添加碳酸钠，可实现矿泥的选择性脱除。
The reaction processes of preparing sodium diacetate from acetic acid and sodium carbonate are studied.
本文对乙酸—纯碱法制备双乙酸钠反应过程进行了研究。
Diglycol allyl percarbonate is synthesized by diglycol, sodium carbonate, chloropropene and carbon dioxide.
以二甘醇、碳酸钠、氯丙烯和二氧化碳为原料合成二甘醇双碳酸烯丙酯。
The catalytic behavior of sodium carbonate was analyzed and discussed in terms of structure component of wood.
根据木材的结构成分对碳酸钠的催化行为进行了分析。
The French Academy wanted to promote the production of much-needed sodium carbonate from inexpensive sodium chloride.
法国科学院想要推进从便宜的食盐中制造大量需要的碳酸钠的生产。
Examples are sodium carbonate and potassium acid phthalate which are used to standardize acid and base solutions.
例如碳酸钠和邻苯二酸氢钾，分别用来标定酸和碱溶液。
The oxygen-generating bag is made of PVC plastic film, and the oxygen-generating powder is sodium carbonate peroxide.
产氧袋由聚氯乙烯薄膜制成，产氧剂为过碳酸钠。
Mark Brenckle, an undergraduate at Tufts, adding sodium carbonate into boiling water as part of the silk degumming process.
塔夫斯大学的大学生马克·布伦克尔（Mark Brenckle）正在往沸水中加入碳酸钠，这是蚕丝脱胶步骤的一部分。
Treatment of the obtained salt D-phenylglycined-camphor sulfonic salt with sodium carbonate gave crude D-phenylglycine.
苯甘氨酸·d-樟脑磺酸盐用碳酸钠处理得粗D-苯甘氨酸。
This article deals briefly with the main USES, the methods of production and the good prospects of per-sodium carbonate.
扼要介绍过碳酸钠的主要用途、生产方法和开发前景。
The new technique employs an abundant and environmentally benign sorbent: sodium carbonate, a. k. a. kitchen-grade baking soda.
新技术采用了一种充足的、环保的吸附剂：碳酸钠，又名厨房级小苏打。
Big quantities of quicklime are used to convert sodium carbonate into sodium hydroxide the key chemical reagent in this process.
采用了大量的生石灰来把碳酸钠转换成氢氧化钠，它是这个过程中。
The influence of drying condition of monohydrate sodium carbonate on the whiteness of dense soda ash is discussed in this paper.
主要研究一水碱干燥条件对重质纯碱白度的影响规律。
The invention discloses a use of sodium carbonate as fired fly ash brick blank plasticizer and belongs to field of building materials.
本发明公开了碳酸钠作为烧结粉煤灰砖坯料塑化剂的用途，属于建筑材料领域。
Due to somewhat higher chloride in cobaltous carbonate prepared by cobaltous chloride and sodium carbonate, its application is limited.
通常由氯化钴与碳酸钠制备的碳酸钴粉末中氯的含量比较高，而且难以去除，这不利于碳酸钴的广泛应用。
A new process of metallurgy of rare metals zirconium and hafnium with caustic soda instead of sodium carbonate to rub up zircon is examined.
研究了以氢氧化钠代替碳酸钠拌和锆英砂冶炼锆、铪稀有金属的新工艺。
The reductive extraction method of bastnasite baked by sodium carbonate and low acidity HCI leaching for making rare earth chloride is reported.
氟碳铈矿纯碱焙烧低酸浸出，在还原条件下直接用盐酸浸出制取工业氯化稀土。
This product are security products, non toxic, non flammable and explosive materials. The components are potassium carbonate and sodium carbonate.
本品为安全品，无毒害，非易燃易爆品。成分为碳酸钾和碳酸钠。
The invention relates to a composition of reduced glutathione and sodium carbonate or sodium bicarbonate, which is used for medical injection drugs.
本发明涉及还原型谷胱甘肽与碳酸钠或碳酸氢钠的组合物，用于医药的注射药。
The crystal quality of monohydrate sodium carbonate is the key to the produce heavy sodium carbonate by the method of the monohydrate sodium carbonate.
提高一水碱结晶质量是提高(一水碱法)重质纯碱质量的关键。
The sodium carbonate used in the process is mined domestically, rather than being made in a complex chemical process like the current technology (amines).
该过程中的碳酸钠是国内开采的，而不是通过复杂的化学过程如胺的制备技术制备的。
The effect of sodium carbonate on the corrosion inhibition of aluminum alloy in sodium chloride solution was investigated by SEM and electrochemical means.
应用电化学实验方法和扫描电子显微镜（SEM）研究了碳酸钠在氯化钠溶液中对铝合金的缓蚀作用。
A method of producing crystal sodium fluoride with sodium fluosilicate and sodium carbonate is introduced. And its optimal operations are described in detail.
本文介绍了以氟硅酸钠、纯碱为原料生产晶体氟化钠的工艺，并对操作条件作了详细的说明。
Instead of extracted by organic solvents, sodium carbonate was used to separate the product and water, thus the following press was simpler and the cost was lower.
菸酸与二乙胺、三氯氧磷作用，再经氢氧化钠中和，加入纯碱使反应液中的产品与水分层，取代有机溶剂萃取工艺，简化了操作，降低了消。
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