查询词典 alkali

Remaining alkali may be neutralized with a cold acid treatment followed by several more rinses to remove the acid.

残余的碱可在低温条件下用酸中和，再清洗几次以除去残余的酸。

Remaining alkali may be neutralize d with a cold acid treatment followed by several more rinses to remove the acid.

残余的碱可在低温条件下用酸中和，再清洗几次以除去残余的酸。

Silicone fiberglass sleeving, woven as sleeving by non-alkali fiberglass and coated with silicone Resin in high temperature.

硅树脂玻璃纤维套管，是由无碱玻璃纤维纱编织成管后，涂以硅树脂高温处理而成。

Various testings were conducted on the ore and the conclusions are as follows:Gold leaching rate is lower than 17% by all sliming cynidation;Gold leaching effect is poor by floatation and roasting cynidation;Bio preoxidizing cynidation and alkali soaking cynidation get the best results,the highest gold leading rate is up to 92 4%,and they are the effective meth...

通过各种选矿试验，该矿矿石用全泥氰化法金浸出率低于17％，浮选、焙烧氰化法浸出效果也不好，而用细菌预氧化、碱浸预氧化氰化法效果较好，金浸出率最高可达92.4％，是处理该类矿石较有效的选矿方法。

The fabric deweighted with alkali has a slightly improved fastness to light and adecrease in the fastnesses to ironing and soaping.

经碱减量后的织物，其染色产品的耐日晒牢度略有提高，而皂洗牢度和耐熨烫牢度一般会发生降低。

In order to modify the recycled fiber, this study was to investigate the variations of the fiber and paper properties after paper recycling, reusing, and re-processing. Three methods for upgrading the recycled fiber, included alkali socking, enzyme treatment, and adding carboxymethyl cellulose to enhance the fiber strength, extend the fiber service life, and reduce the use of the virgin pulp.

中文摘要本论文探讨纸张的回收-利用-再生过程中纤维性质及纸张性质的变化，以做为后续纤维及纸张性质的改良，并分别继续使用碱处理、酵素处理及添加CMC的方法将再生后纤维改质，以期达到增强或改善纸张性质，进而提高再生纤维的使用范围、延长纤维的使用时间绵续纤维之生命周期与减少利用原生纸浆之多项目的。

He effects of such factors as alkali agent, reductant, oxidant,temperature and time on the result of real silk fabric dyeing by sulphurs are discussed, with a comparison of sulphurs dyeing results between real silk and cotton fabricly.

探讨了真丝绸硫化染料染色中碱剂、还原剂、氧化剂、温度、时间等因素对染色结果的影响，比较了硫化染料在真丝绸及棉织物上的染色效果。

Taros would appear red and attractive with a bit of edi－ble alkali added in the course of boiling.

煮的时候要放一点口碱，这样芋苗才会煮出红通通、诱人的颜色。

Resisting water, acid and alkali properties of the modified nano-silica-filled vulcanizes can be improved accordingly, and leaching liquor ion form vulcanizes decreases.

硫化胶填充纳米二氧化后，耐酸性、耐碱性、耐水性得到了不同程度的提高，硫化胶浸出液离子降低。

The experiment results shown that: 1 the smaller the pH value, the smaller the use amount of alkaline metal and the alkali earth metal electrolyte demulsifier, when the pH value was 3, the waste fluid could be demulsified no any demulsifier and the use amount of the demulsifier did not increase remarkably along with the wiredrawing fluid concentration increased. 2 Using polymeric ferric sulfate as coagulant demulsifying, when the pH value was 8.4, the best adding amount was 40 mL per liter wastewater and the best precipitation time was 4 hours. Then the COD concentration was 480 mg/L, reaching the water quality requirements to enter the sewage treatment plant.

pH值越小，碱金属和碱土金属电解质破乳剂的用量越小，pH值为3时，无须加入任何破乳剂即可破乳；破乳剂用量并不随拉丝液浓度的增大而显著增加。2）用混凝剂聚合硫酸铁破乳，在pH值8.4时，最佳投加量为40 mL/L，最佳沉淀时间4 h，处理后上清液COD浓度为480 mg/L，能满足进入污水处理厂水质要求。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷