查询词典 CR

Spectrophotography was adopted to determine the COD Cr in water and the optimum condition was chosen by orthogonal test.

用分光光度法测定水中化学需氧量CODCr，通过正交试验选择氧化的最佳选择。

These characteristic radiological signs of pulmonary spheral tuberculosis are of great use in the diagnostic work-up of patients with pulmonary spheral tuberculosis and spiral cr. MPR, VR techniques are clinically valuable.

球形肺结核CT表现具有一定的特征性，多排螺旋CT规范的扫描及后处理技术对球形肺结核的诊断具有重要的临床价值。

The present invention concerns the compounds having the formula N-oxides, salts, stereoisomeric forms, racemic mixtures, prodrugs, esters and metabolites thereof, wherein R1 and R8 each are H, optionally substituted C1-6alkyl, C2-6alkenyl, C3-7cycloalkyl, aryl, Het1, Het2; R1 may also be a radical of formula (R11aR11b)NC(R10aR10b)CR9-; t is 0, 1 or 2; R2 is H or C1-6alkyl; L is -C-,-O-C-,-NR8-C-,-O-C1-6alkanediyl-C-,-NR8-C1-6alkanediyl-C-,-S2-,-O-S2-,-NR8-S2 ; R3 is C1-6alkyl, aryl, C3-7cycloalkyl, C3-7cycloalkylC1-4alkyl, or arylC1-4alkyl; R4 is H, C1-4alkylOC, carboxyl, aminoC, mono- or di(C1-4alkyl)aminoC, C3-7cycloalkyl, C2-6alkenyl, C2-6alkynyl or optionally substituted C1-6alkyl; R5 and R6 are H or C1-6alkyl.

本发明涉及右式化合物其N-氧化物、盐、立体异构形式、外消旋混合物、前药、酯及代谢物，其中R 1 及R 8 各是氢、C 1-6 烷基、C 2-6 烯基、C 3-7 环烷基、芳基、Het 1 、Het 2 ；R 1 也可以是式(R 11a R 11b )NC(R 10A R 10b )CR 9 -之基；t是0、1或2；R 2 是氢或C 1-6 烷基；L是-C-、-O-C-、-NR 8 -C-、-O-C 1-6 烷二基-C-、-NR 8 -C 1-6 烷二基-C-、-S 2 -，-O-S 2 -、-NR 8 -S 2 -；R 3 是C 1-6 烷基、芳基、C 3-7 环烷基、C 3-7 环烷基C 1-4 烷基或芳基C 1-4 烷基；R 4 是氢、C 1-4 烷基OC、羧基、氨基C、一-或二(C 1-4 烷基)氨基C、C 3-7 环烷基、C 2-6 烯基、C 2-6 炔基或任选被取代的C 1-6 烷基；R 5 及R 6 是氢或C 1-6 烷基。

After neurotoxin treatment, CR monkeys exhibited significantly higher levels of locomotor activity compared with control monkeys as well as higher levels of dopamine and DA metabolites in the striatal region.

神经毒素处理以后，热限制的猴子与对照组的猴子相比表现出更高的自发活动能力，并且多巴胺和多巴胺代谢产物在纹状体也表现出非常高的水平。

They are subaerially exposed to weathering and disintegration, resulting in leaching and removal of...

废石暴露地表而遭受风化分解，导致Sc、V、Cr、U、Cd、Th等重金属元素淋滤释出，在废石样品中均表现出不同程度的迁移特征，且以V、Cd、U的迁移性最为强烈。

Automatic screening algorithm of abnormal data for linear regression calculation, improved algorithm for kinetic analysis and temperature calibration algorithm for enzyme analysis were successfully used in the portable spectrometer. 4. More than ten kinds of chemical reagent kits for rapid determination of environment monitoring and food safety coupled with the portable spectrometer were studied, such as Cr, Pb, Cd, NO2-,,NO3-, formaldehyde, sodium formaldehyde sulfoxylate, COD, NH4+, PO43+, CN-, F, Cl2, etc.

本文研究了六价铬、铅、镉、亚硝酸盐、硝酸盐、甲醛、吊白块、COD、氨氮、磷酸盐、氰化物、氟化物、余氯与总氯等十余种与环境监测和食品安全检测有关的快速检测试剂盒，并与目前实验室标准分析方法进行了分析化学特性的对比研究。

The results obtained in this thesis show that the coating made from the high Cr-content alloy possesses superior resistance to oxidation, sulphidation and hot corrosion to other coatings with same applications.

研究结果表明，与其它同类用途的材料相比，该新型高铬镍基合金涂层具有优秀的抗高温氧化、硫化和抗热腐蚀的性能。

Based on the prevention and cure principium of extract for Cr,the amphoteric modification was carried out to the waxberry extract through the treatments of sulphonation and Mannich reaction.

以栲胶对六价铬的防治原理为基础，通过磺化以及Mannich反应对杨梅栲胶进行两性改性。

The environmental industry has a spectacular knack for scoring own goals, says Gavin Tait of Cr of t Consulting.

正如克罗夫特咨询公司的加尔文·泰特所说：&如何划分远景和近景，环境产业自有经纬。&

The tetrabasic graft copolymer was prepared on chloroprene rubber initiated by benzoyl peroxide,with styrene,methyl methacrylate and acrylic acidas graft monomers by tetrabasic graft copolymerization.

以苯乙烯、甲基丙烯酸甲酯、丙烯酸为接枝单体，以过氧化二苯甲酰为引发剂，在氯丁橡胶上进行接枝共聚，制备出CR/St/MMA/AA四元接枝共聚物。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。