碱液

This paper analyzes the components of washing bottle machine with pairs of end pass in and out and the technological process of washing bottle,expounds the synchronous operation principle of the transmission system of the washing bottle machine.

叙述了双端式进出瓶洗瓶机的组成和洗瓶工艺过程，论述了洗瓶机传动系统的同步运行，利用电导率检测碱液浓度的控制及碱液温度控制原理。

The caustic was regenerated from the spent caustic in an ethylene plant which adopted precipitation with a oxide of transition metal and causticization.

采用过渡金属氧化物沉淀法和苛化法处理乙烯裂解废碱液得到再生碱液，考察了再生碱液循环使用的可行性。

When the causticization time was longer than 120min and higher than 80℃ with 1.1:1 of stoichiometric ratio, and the precipitation was longer than 30min at 80℃ with n:n(Na2S) being 1.45:1, the NaOH concentration after reviving was denser than 8%, and the revived caustic approximately had the same physical property and adsorption of CO2 as the new caustic.

结果表明：苛化反应温度大于80℃，反应时间超过120 min，n：n(Na2CO3)为1.1：1， CuO沉淀反应温度为80℃，反应时间30 min，n：n(Na2S)为1.45：1等条件下，再生后的NaOH含量可在8%以上，并且再生碱液的物性以及再生碱液对CO2吸收速率上与新鲜碱基本相同。

The effects of four factors (concentration and the quantity of NaOH,temperature and heating time) on the protein recovery were studied on the base of the analysis of mycelium residue of itaconic acid fermentation.

研究了衣康酸工业化生产中所产生的土曲霉废菌丝体的主要组成成分，用碱液提取的方法进行了蛋白质的提取回收实验，考察了NaOH溶液浓度、用量、加热温度及时间对菌丝体脱蛋白效果的影响，结果表明衣康酸菌体脱蛋白的最优条件为：NaOH液浓度0.5mol/L，碱液用量为菌丝体的40倍，90℃条件下加热9h。

In view of solving the pollution problem of waste alkali liquor in oil refineries, 5 optimized strains were screened and domesticated from refinery sludge for the degradation of alkaline wastewater. It can be seen that the degradation performance of these 5 strains was significant by comparing the chemical oxygen demand value.

针对炼油厂高浓度废碱液污染大、难处理的问题，从污泥中经过驯化分离，筛选出5株用于废碱液降解的优势菌，经过对5株菌降解化学耗氧量的比较，优势菌对废碱液的降解效果明显。

The effect of adhensives on negative electrode gas evolution and on discharge performance of mercury-free alkaline Zn/MnO2 battery were experimented by the method of collecting evolution gas and by the battery discharge in fixed resistance.

前言 碱性锌锰电池中负极粘合剂的主要作用为：（1）作为锌粉分散剂，使锌膏在电池贮存与放电过程中不发生固液分离；（2）固定负极区的碱液，使碱液不被或少被正极或隔膜吸收。

NOVELTY - Alkali chemicals are added to the cyanogen group gold-containing liquid, to obtain an alkaline liquid. Zinc is added to the alkaline liquid, and the formed deposit is dissolved in aqua regia. A reducing agent is added to the deposit solution and a deposit is produced. Gold is then separated by heat-processing the deposit.

本发明的新颖性在于：将碱性化学物质添加到氰化含金液中，以获取碱液；将锌加入到碱液中，并将形成的沉积物溶解到王水中；然后在沉积溶液中加入一种还原剂，形成新的沉积物；最后通过加热处理沉积物来分离金。

As caustic solution prewashing of FCC gasoline discharges lots of lye, it is nec essary to improve the process. The solid base pretreating of FCC gasoline wil l completely avoid this problem.

用苛性碱液对汽油进行预碱洗时易产生大量废碱液，为彻底消除废液提出了用固体碱预处理代替苛性碱液预碱洗的方法。

By alkaline fusion of hydroxycaproic acid and its derivatives with sodium hydrate.

用氢氧化钠碱熔处理废碱液中的羟基己酸及其聚合物，可使废碱液中己二酸的质量分数由 3。

By alkaline fusion of hydroxycaproic acid and its derivatives with sodium hydrate.

用氢氧化钠碱熔处理废碱液中的羟基己酸及其聚合物，可使废碱液中己二酸的质量分数由 3.18%提高到8.74 %，且环境效益和经济效益显

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。