查询词典 dicarboxylic acid

At the same time, the mechanism of caries prevention and acid resistance by laser was discussed in detail.

同时对激光防龋、抗酸机理进行了较详细地探讨。

Objective The aim was to investigate the relationship of acid production with caries onset.

目的 了解牙菌斑产酸量与龋齿易感性的关系。

The domestic demand of acetic acid up to 1,440,000-1,620,000 tons can be anticipated in 2010, if 60% is produced by methanol, 520,000 tons of methanol will be consumed;③Methanol can be used as feedstock to directly produce various pesticides ,such as fenitrothion, omethoate, dipterex etc., we anticipate that approximately 340,000 tons of methanol will be used to produce pesticides in 2010.④ Various medicines use methanol as feedstock, such as sulfanilamide, vitamin B6 etc., we anticipate that approximately 180,000 tons of methanol will be used to produce medicines in 2010.⑤ In the duration of dye production, methanol can be used as feedstock or solvent, such as s carlet base RC, disperse red GLZ, phthalocyanin ⑥ Synthetic resin also need methanol as feedstock such as organic glass, we anticipate that about 70,000 tons of methanol will be used to produce synthetic resin and plastics in 2010;⑦Synthetic fibers and synthetic rubber industry, will use methanol about 800,000 tons in 2010;⑧ At present, the production of MTBE is increase rapidly, there are 27 set of plants, total production capacity is 620,000 tons every year, and the demand is about 800,000 tons, there is gap between demand and supply.

预计2010年我国醋酸的需求量将达144～162万吨，按甲醇羰基法占60%计，将需求甲醇达52万吨；③多种农药的生产直接以甲醇为原料，如杀螟松、乐果、敌百虫等，预计到2010年甲醇用于生产农药约为34万吨；④多种医药药品以甲醇为原料，如长效磺胺、维生素B6等，预计到2010年甲醇用于医药约为18万吨；⑤染料生产过程中用甲醇作原料或溶剂，如红色基RC、分散红GLZ、阴率子GRL、酞菁素等等，预计2010年甲醇用量约为10万吨；⑥有机玻璃等合成树脂也需用甲醇为原料，预计到2010年甲醇用于生产合成树脂与塑料用量约为7万吨；⑦合成化纤与合成橡胶工业，2010年甲醇用量约为13万吨；⑧我国MTBE生产正处于快速增长期，现有MTBE装置27套，总生产能力62万吨/年，而年需求量约80万吨，有一定缺口。

This suggested the corresponding stress reaction of acid rain on the carmine spider mite was quite significant.

酸雨对朱砂叶蜗寄主植物的作用植物是酸雨的主要受体，也是昆虫生存最重要的因子。

This product not only contains VA, VC, VE, VK, VB1, VB2, flavonoid, and coumarin etc., but also is replenished with hawthorn (containing large amount of malol,malic acid, VB2, VC, carotin, calcium, iron, phosporus, flavone and other nutritive substances and numerous alkaloids, more than twenty kinds of ingredients all together) and apricot, which make it more nutritious and easier to be absorbed by the body.

沙棘精不仅保留了沙棘中的维生素A、C、E、K、B1、B2、黄酮类、香豆素等成分，而且因添加了山楂（大量的熊果酸、苹果酸、维生素B2、维生素C、胡萝卜素、钙、铁、磷、黄酮素等二十多种营养物质和大量的生物碱）、杏，使其营养成分更加丰富并且更容易被人体均衡吸收。

Mulberry contained84.71%moisture,0.36%crude protein,9.61%invert sugar,0.66%ash content ,0.91%coarse fibre,and some malic acid,vitamin B 1 ,vitamin B 2 ,lactoflavin,carotin etc.

桑葚含水分84.71%、粗蛋白0.36%、转化糖9.16%、灰分0.66%、粗纤维0.91%、苹果酸、维生素B1、维生素B2、核黄素、胡萝卜素等。

In the process of test , the Trp in the carpophore was destroyed because of the use of acid hydrolysis . The content of the other amino acids were tested , and the numbers were high .

在测定过程中，由于采用了酸水解，子实体中的色氨酸被破坏，而其余17种氨基酸均被测出，含量极其丰富。

Methods the models of xylene-induced ear edema in mice, hind paw edema induced with carrageen in rats, granuloma induced with cotton ball in rats, and capillary permeability increase induced with acetic acid in mice were used to observe the anti-inflammatory effects.

目的 研究岗梅水提取物的抗炎作用。方法采用二甲苯致小鼠耳廓肿胀法、角叉菜胶致大鼠足跖肿胀法、大鼠棉球肉芽肿法和醋酸致小鼠毛细血管通透性增高法观察岗梅水提取物的抗炎作用。

Using orange pectin, CMC and carrageen as control, we investigated the functional properties of sugar-beet pectin and applications in jellies as gel and in acidic dairy beverages as stabilizer. The results showed: the sugar-beet pectin, extracted by acid-enzyme method, after cross-linking and modifying, was up to the levels of orange pectin as additive.

以柑桔果胶、CMC和卡拉胶作为对照，对甜菜果胶的功能性质及其用做果冻凝胶剂和酸性乳饮料稳定剂进行了研究，结果表明：酸酶法提取的甜菜果胶，经交联改性后，在功能性质和应用方面均达到了国产柑桔果胶的水平，可以广泛做为食品添加剂使用。

Methods Analgesic effects of Shengning suppository were observed with pain model mice by acetic acid or hot plate test. Antiinflammatory effects were studied with ear acute edema model induced by dimethylbenzene in mice and rat foot edema model induced by carrageen, and antipruritic action was observed with allergic pruritic model caused by histamine in guinea pigs.

采用二甲苯所致的小鼠耳廓肿胀和角叉菜胶所致大鼠足跖肿胀炎症模型，热板法和扭体法及磷酸组织胺的致痒试验，观察参宁栓的抗炎、镇痛、止痒作用。

We got alerted a couple of times while we were down south that HETs were on the way to bring us back up north because things were going to go hot again, but it was just rumors.

南下的途中我们不只一次得到警告说重型装备运输车将拉着我们重新北上，因为局势正在变得重新紧张起来，但这只是谣传。

It's the one where they find the ghost in the salt mine.

这一集是演他们在盐矿找到鬼