查询词典 crude

Chromazurine S was used as colored indicator chromomeric agent to determine micro aluminum in polypropylene resin and crude oil with complexes micellar spectrophotometer.

以铬天青S为显色剂，采用三元络合物胶束增容分光光度法测定聚烯烃及原油中的微量铝。

High-speed countercurrent chromatography is reported for the preparative isolation and purification of a chromone from aloe vera. The crude extract was obtained by a series of pretreatment of aloe vera leaves and extracted from decolorizing active carbon with methanol.

以芦荟全叶为原料，经过一系列的预处理手段，从脱色剂活性炭中获得芦荟色酮粗提物，再经过溶剂分配和富集后采用高速逆流色谱对其中的色酮成分进行分离纯化。

From 300 mg of the crude extracts, 25.5 mg of baicalein and 36.6 mg of chrysin were obtained with a purity of 99.2% and 100%, respectively, as determined by high performance liquid chromatography.

从300 mg木蝴蝶粗提物中一步分离纯化得到25.5 mg黄芩素和36.6 mg白杨黄素。

Keywords: Uygur herb;Cichorium L.;crude drug standard;chemical constituent;structure identification

中文关键词：维吾尔药；菊苣属；药材标准；化学成分；结构鉴定

Its very difficult to support metal on the surface of crude CNTs. Compared with Pt/C,Pt/CNTs have higher performances in term of efficiency and selectivity. It can be concluded that the interaction between metal and CNTs favors both the high activity and selectivity in cinnamaldehyde hydrogenation.

Pt/CNTs在选择性肉桂醛的选择性加氢中表现出很高的加氢活性和选择性，这是由于纳米碳管外表面独特的结构以及纳米碳管和金属之间相互作用的结果。

ResultsThe diagnostic sensitivity of ELISA using excretory-secretory antigen was 92.5%, which was higher than that of ELISA using crude Clonorchis sinensis antigen(88.2%).

结果比较华支睾吸虫分泌-排泄抗原的诊断的敏感性高于粗抗原，分泌-排泄抗原的特异性反应明显高于粗抗原。

Main nutrition constituents of Codium cylindricum Holmes from South China Sea were analyzed. Results showed that polysaccharides, crude protein and fiber were the chief constituents (80% or so) of the marine algae dry weight.

对南海松藻的主要营养成分进行了分析，结果显示：多糖、蛋白质和粗纤维是构成藻体的主要营养成分，占藻体干基的80%左右，其中多糖占55.57%、粗纤维占11.09%、蛋白质占12.57%，但脂肪含量仅为0.59%。

The results from Main compounds of analysis showed that there were no significant difference on water, crude ash for those sebastan plum cordia in the level of 6 to 7 and 8 to 9 of maturity. If not of maturity, sebastan plum cordia couldn't be processed.

由主要成分分析结果显示，成熟度6~7分与8~9分之破布子，其水分、粗蛋白质、粗灰分含量虽无显著差异，但若破布子成熟度不够，则无法加工制作成破布子丸，且选择成熟度8~9分的破布子制成破布子丸才不会有涩味。

But our civil procedure law prescribes countersuit system, which is too crude and simple to be operated properly in the judicial practice.

但是。我国民事诉讼法却对反诉制度规定得较为简略、粗疏，致使司法实践中对这项制度的适用出现混乱不一、无所适从的局面。

The chips made of vacuum fried vegetables and fruits were developed rapidly because of their natural color, crispness and crude components.

而真空油炸的果蔬脆片以其自然的色泽，松脆的口感，天然的成份，得到了迅速的发展。

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。