查询词典 l-c

The influences of the type and dosage of the aldehyde, organic acids, as well as the water content in the reaction system on the racemization were examined in detail, and L-Glu was racemized quickly in the presence of 0.2 molar ratio of L-Glu to salicylaldehyde in acetic acid containing 20% water.

详细考察了醛的种类及用量、羧酸溶剂的种类、反应体系的含水量对消旋化的影响，结果表明L-谷氨酸在含20%水的乙酸溶剂中，以水杨醛作为催化剂(水杨醛与L-谷氨酸的物质的量比为0.2)的优化条件下可以快速地被消旋化。

In high level radioactive liquid waste the concentration of Zirconium reaches 0.01mol/L (1g/L).

在动力堆的高放废液中含有大量的锆，浓度可达0.01mol/L（1g/L）。

However,the combination of BA with IAA promoted thededifferentiation and redifferentiation,though the regeneration frequency differed in kindsof combinations,among which the combinations of 2.0-3.0 mg/l BA + 0.5 mg/l IAAproduced a highest differentiation frequency of 70％or so.

在仅添加了BA的分化培养基上，下胚轴脱分化和再分化都比较困难，而BA和IAA配合使用时却能很好地促进下胚轴的脱分化和再分化。不同BA和IAA配比组合中下胚轴的不定芽分化率存在差异，其中以BA2.0-3.0mg/l+IAA 0.5mg/l组合的不定芽分化率最高，均达到了70％左右。

The optimal redifferentiation medium for explants of virus-free potato tubers of "Kexin 3" was MS + ZT 2.0 mg/L + IAA 1.0 mg/L. The callus induction rate on the medium was 100% and the adventitious shoot redifferentiation rate 80%.

以马铃薯克新3号脱毒种薯为受体材料，最佳分化培养基为MS+ZT 2.0 mg／L+IAA 1.0 mg／L，其愈伤组织诱导率为100％，不定芽分化率为80％。

The experimental results indicate that the best running conditions of MBR are as follows:MLSS is 7－12 g/L,mixed liquid refluence rate is 300%,and DO is 2 mg/L.

试验结果表明，MBR系统的最佳运行条件：污泥质量浓度为7~12 g/L，混合液回流比为300%，溶解氧为2 mg/L。

It is found that fabric treated with 20g/L X-cape DRC,60g/L LK-30 has durable oil and water repellence,polyethylene type softener...

试验结果表明，X-cape DRC用量20 g/L、LK-30用量6 g/L、布面pH值6~8时，可获得较好的拒水拒油整理效果，且耐久性良好；调节手感时可加入聚乙烯类柔软剂129、平滑剂HLC。

Glycine wasn't a repressible substrate for the reaction catalyzed by SHMT. The effect of concentration of glycine on reaction rate was consistent with M-M Equation. Under the conditions used in this research, V〓 was 0.212mmol/L/min and K〓 was 0.0198mol/L.

甘氨酸对丝氨酸羟甲基转移酶催化的合成反应无底物抑制作用，且甘氨酸浓度对酶反应速度的影响服从米氏方程的形式，实验条件下V〓为0.212mmol／L／min，K〓为0.0198mol／L。

The steady factors of the emulsion in water were studied ,and find that its stability is hardly influenced because of different quantity scores (1 000-5 000 mg/L)of the salt and different rigidness (0-500 mg/L)water.When the quantity of the Metolachlor increased by 40%, the stability of EW is still kept in good .

并通过对异丙甲草胺水乳剂稳定性影响因素的研究，发现不同含盐量(1 000~5 000 mg/L)和不同硬度(0~500 mg/L)的水对制剂的稳定性几乎无影响，有效成分含量增至40%时，制剂仍表现出较好的稳定性。

The rootage induction and transplanting of plantlets were conducted by adding different concentrations of IAA and IBA.The results showed that the effect of IBA on rootage induction was better than that of IAA,and the lowest culture concentration of IBA was 0.4mg/L.

结果表明，大西洋组培苗壮苗后，在生根诱导培养时添加IBA的效果较好；最低生根培养浓度为0.4mg/L IBA；以东北土∶=2∶1为移栽基质，在灭菌条件下，1/2M S+0.6mg/L IBA培养基中组培苗移栽的成活率最高，可达87.61%，而1/2M S+0.4mg/L IAA的移栽成活率仅为41.23%。

Excellent lichun tomato was selected as transgnic acceptor. Through Kan allergy mensurate of cotyledon callus to establish filtration concentration is 50mg/l, filtration concentration of rootage is 40mg/L.

通过叶片愈伤诱导的卡那霉素敏感性测定，确立了叶片愈伤诱导的卡那霉素的筛选浓度为50mg／L，生根的卡那霉素筛选浓度为40mg／L。

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