intermediate reduction
英 [ˌɪntəˈmiːdiət rɪˈdʌkʃn]
美 [ˌɪntərˈmiːdiət rɪˈdʌkʃn]
中间归约
双语例句
- Powered by transverse-mounted four-cylinder petrol or diesel engines, the Freelander uses an Intermediate Reduction Drive unit to take the drive to the back axle via a viscous coupling.
横向爬坡四缸汽油或柴油发动机驱动，神行者采用“中级减量驾驶系统”，使得车子通过黏性连接器让动力放在后轴上。 - At second stage, other intermediate traders begin to make a reduction too, the market price is extremely confused;
第二阶段，其他中间商也开始降价，市场价格极度混乱； - Rural road infrastructure is intermediate means for reduction of income poverty and human poverty through the direct and indirect ways.
农村公路基础设施作为一种中间产品，通过直接和间接两种方式对减缓收入贫困和人类贫困产生影响。 - The intermediate heat exchanger on compressors is the key equipment for natural gas transportation. The corrosion and fouling and plugging of the tube bank of the heat exchanger lead to flow retarding and heat exchange efficiency reduction.
压缩机中间换热器是天然气输送生产中的关键设备，换热器管束腐蚀、结垢和堵塞等故障，使水流不畅，换热效率下降。 - The acid distribution of P-RE-USY is more concentrated in the range of intermediate and strong acidity, improving the hydrogen transfer activity. The reduction of strong acid decreases the formation of coke.
PREUSY沸石酸性分布更集中在中强酸范围，有利于发生氢转移反应，而强酸数量的降低有利于减少焦炭形成，改善了焦炭选择性。 - The third stage, price lower low, intermediate trader profitless, forcing enterprises to make a reduction or offer more discounts, some trade companies begin to turn to and sell other products;
第三阶段，价格越降越低，中间商无利可图，迫使企业降价或给予更多折扣，部分商家开始转向经销其它产品； - Organic acids are the most important intermediate products in anaerobic digestion, from which most CH4 is formed by their further reduction.
有机酸是厌氧消化过程中有机物降解时产生的重要中间产物，大部分CH4气体都是由有机酸的进一步分解而形成的。 - Can be divided into four stages according to different characteristics of its development and change: At first stage, only a few intermediate traders make a reduction and sell;
根据其发展变化的不同特点，可分为四个阶段：第一阶段，仅有极少数中间商降价销售； - The rules for intermediate valence conditions are obtained from the analysis and discussion of the oxidation reduction reactions of the same element in different valence conditions.
从元素的价态分析讨论同一种元素在不同价态之间的氧化还原反应情况，从而得出中间价态规则。 - The synthesis of the key intermediate was accomplished through nitration, reduction and cyanogenation starting from 2-Bromo-( trifiuormethyl) benzene.
以2-溴-三氟甲基苯为起始原料通过硝化、还原和氰化反应合成了关键中间体3-三氟甲基-4-氰基苯胺。 - Considering the difficulty of cracking intermediate base feedstock, a tailored olefin reduction catalyst, GRV-C, was developed by Research Institute of Petroleum Processing and was successfully applied in the No. 1 catalytic cracking unit of Jiujiang Petrochemical Company.
为适应低烯烃汽油标准的要求，针对中间基原料油难裂化的特点，石油化工科学研究院研制了新型专用降烯烃催化剂GRV-C，并成功地应用于九江分公司Ⅰ套催化裂化装置。 - The characterization of the intermediate compound by XRD showed that the exothermic peak was attributed to the reduction of MoO 3 to MoO 2, and the endothermic peak could be assigned to the nitridation of MoO 2 to Mo 2N.
用XRD对合成的中间产物进行表征，结果表明，DTA曲线中的放热峰可归属为由MoO3转化为MoO2的还原峰，吸热峰可归属为由MoO2转化为γMo2N的氮化峰。 - The key intermediate, Ethyl 4-( 4-ethoxy-4-oxobutyl) benzoate ( 6), was obtained from benzene via Friedel-Crafts acylation, Huang reduction, saponification followed by acidification and esterification in 36.6% yield.
以苯作为起始原料，经过Friedel-Crafts酰基化反应、黄鸣龙还原、皂化和酯化等合成了其关键中间体4-（4-乙氧基-4-氧正丁基）苯甲酸乙酯（6），收率为36.6%。 - Above the temperature of gasification of carbon, begining the direct reduction through gaseous intermediate, the reduction rate can quickly increases.
只有当温度达到碳的气化反应温度，借助气体的直接还原开始后，还原过程才能开始激烈进行。 - The thermodynamic analysis shows that the stability domains of intermediate oxide phase and products as well as the starting temperature of carbothermal reduction and nitridation reaction have relations to the temperature in the furnace, the partial pressure of nitrogen and monoxide carbon.
热力学分析表明：TiO2碳热还原法合成TiN、TiC粉末时，中间氧化物的稳定存在区域及反应开始温度与炉内温度、炉内的CO分压和N2分压相关。 - A Synthetic Method of the Bone Resorption Inhibitor Amino bisphosphonates and Their Sodium Salts An intermediate of bone resorption inhibitor risedronate sodium, 3 pyridine acetic acid hydrochloride, was synthesized from ethyl nicotinate via reduction, chlorination, cyanation and hydrolysis.
骨吸收抑制剂氨基二膦酸类化合物及其钠盐的合成以烟酸乙酯为原料，经还原、氯代、氰化、水解等反应合成了骨吸收抑制剂利塞膦酸钠中间体3-吡啶乙酸盐酸盐。 - Graphene Oxide ( GO), as well as the oxidation product grapheme, is an intermediate of the Graphene preparation by chemical reduction.
氧化石墨烯（GO）是石墨烯的氧化产物，同时也是化学还原法制备石墨烯的中间产物。 - The synthesis was started from a known intermediate, followed by two-step reduction, optical resolution and O-demethylation. The absolute configuration, dominant conformation and e.e. value were also determined.
新化合物以已知中间体为原料，经两步还原，手性拆分和O-去甲基反应制备，并确定了四个差向异构体的绝对构型，优势构象和对映体过量值。 - 7-bromo-6-chloro-4 ( 3H)-quinazolinone is an important intermediate of anticoccidial drug halofuginone, which was prepared from nitrobenzene by bromination, reduction, condensation, cyclization and so on. The overall yield of the seven-step is 60%.
研究以硝基苯为起始原料，经过溴化、还原、缩合、环化等七步反应，合成了7-溴-6-氯-4（3H）-喹唑啉酮，总收率为60%。