查询词典 alum

Ethyl decanoate was synthesized from capric acid and ethanol by using ferric potassium alum as catalyst.

以铁钾矾为催化剂，通过癸酸与乙醇反应合成了癸酸乙酯。

The results showed that new-type solid ferric potassium alum was a good catalyst for the synthesis of ethyl decanoate and the optimum conditions were as follows: molar ratio of acid to alcohol was 1∶2, the use level of catalyst was 0.6 g/0.05 mol capric acid, water-taking reagent benzene was...

结果表明，新型固体酸铁钾矾是合成癸酸乙酯的良好催化剂，在酸醇物质的量比为1∶2，催化剂用量为0.6g(0.05mol癸酸)，带水剂苯为15mL，反应时间为2.5h的条件下，癸酸乙酯的酯化率可达98%。

The results showed that new-type solid ferric potassium alum was a good catalyst for the synthesis of ethyl decanoate and the optimum conditions were as follows: molar ratio of acid to alcohol was 1:2, the use level of catalyst was 0.6g/0.05 mol capric acid, water-taking reagent benzene was 15 mL, reaction time was 2.5 h and the yield of ethyl decanoate could reach 98%.

结果表明，新型固体酸铁钾矾是合成葵酸乙酯的良好催化剂，在酸醇物质的量比为1：2，催化剂用量为0.69（0.05 mol癸酸），带水剂苯为15mL，反应时间为2.5h的条件下，癸酸乙酯的酯化率可达98%。

The hide is then stabilized by one of several methods using animal oils, alum, chrome salts or vegetable tanning.

然后是一个隐藏的几种方法采用了稳定的动物油脂、明矾、铬盐鞣制或蔬菜。

Results reveal that alum as the coagulant made a beneficial contribution to the limit permeate flux.

结果表明，明矾作为凝固剂作出了有益的贡献到了极限渗透通量。

Cruller: Potassium alum which found in Cruller is a type of non-organic aluminum substance, may not be eaten frequently.

8油条：油条中的明矾，是含铝的无机物，不可经常食用。

Cruller: In the cruller potassium alum, is contains the aluminum the

油条：油条中的明矾，是含铝的无机物，不可经常食用。

Cruller : In the cruller pota ium alum , is contai the aluminum the inorganic su tance , may not frequently edible .

油条：油条中的明矾，是含铝的无机物，不可经常食用。

The products are more than 60 varieties including beef, lamb, pork products, deepfreeze rice and four series food, low-temperature deepfreeze meat products, and non-alum potato starch products.

年生产能力达到加工活羊15万只、牛1万头、猪1万头，马铃薯淀粉300吨，年产值8000多万元。

Moreover, it possesses two specialized workshops of meatpacking, four product lines (including beef, lamb, pork butchering and meatpacking lines; and deepfreeze rice and flour product lines; low-temperature deepfreeze meat product lines; and non-alum potato starch product lines), 160 advanced butchering and processing machinery equipments, and the storage of warehouse exceeds 2500 tons.

建有肉食品的专用车间两处，生产线四条（牛、羊、猪屠宰及肉制品生产线；速冻面米系列产品生产线；低温熟肉制品生产线；无明矾纯马铃薯淀粉制品生产线），拥有先进屠宰设备和加工机械设备160多台，库存容量达2500吨，产品有：牛、羊、猪肉制品；速冻面米系列食品；低温速冻熟肉制品；无明矾纯马铃薯淀粉制品等60余种。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。