甲

The droplet velocity and size distribution in the spray of diesel/dimethoxy methane blend was investigated using Phase Doppler Anemometry.

应用激光相位多普勒技术测量了含甲缩醛柴油喷雾的速度场和粒径场，在直喷式柴油机上研究了该含氧混合燃油的燃烧排放特性。

A group of B-FAST (Belgian First Aid and Support Team) members worked most of the day to free the woman, who had her legs pinned under concrete; in the end, the emergency workers had to anesthetize her and amputate one leg to free her.

甲B组高速成员的工作是一天中最自由的女人，谁下的具体寄予了她的双腿，在最后，急救人员不得不麻醉她的一条腿截肢和自由她。

Rate constants of oxidation reaction of anethole to anisaldehyde by Ceric Sulfate at different temperature(15-35℃)were measured.

制备茴香醛是用对甲氧基甲苯作为原料氧化合成茴香醛，[2，3]但近年石油化工原料价格猛涨，因而以我国广西盛产的茴香油为原料制备茴香醛的方法得以重视[4-9]。

First, for the different molar ratio of two monomers mixtures,the different molar ratio of homogeneous polymer is obtained by choosing the proper condition(the reaction temperature is 60℃-70℃, initiator benzoyl peroxideis 0.1wt%- 0.2wt%)from carrying out bulk copolymerization and its refractive index has been measured respectively by the method of minimum deviation angle.

首先，对不同摩尔比值的两单体混合液，选择适合的工艺条件(共聚温度60℃-70℃，引发剂过氧化苯甲酰0.1wt%-0.2wt%)进行本体共聚反应，获得各摩尔比值下的匀质聚合物；并用最小偏向角法分别测量了由系列匀质聚合物制作的三棱镜的折射率。

A fairing arrangement for bridging an aircraft fixed structure (14) and a control surface (10) hingedly mounted on and angularly displaceable with respect to the aircraft structure is provided, together with a method of producing a flexible seal member for such an arrangement.

甲顺的安排衔接的飞机固定结构（ 14 ）和一个控制面（ 10 ） hingedly安装和angularly displaceable对飞机结构提供，连同生产方法，灵活的印章成员，这样的安排。

It was found that,under comparable conditions,the rate of formation of N-carbobenzoxy-L-serine anilide is the...

在最适pH，酶浓度自1.31毫克蛋白N/毫升反应液提高到2.27毫克蛋白N/毫升反应液时，N-苯甲氧羰酰-L-丝氨酸酰苯胺的产率，在24小时自76.43％提高到100％。

With toxicity evaluation,except 1 mg·kg-1dichlorvos、phorate and chlornyrifos,they produce middling harm to animalcule of farm soil,the rest different kinds and chroma pestcides bring lower or zero harm to soil animalcule.

通过毒性评价，除1 mg·kg-1敌敌畏、甲拌磷和毒死蜱对大田土壤的微生物为中等危害以外，其余的受试农药及浓度对土壤微生物低毒或无实际危害。

Dihydroxy-7, 4′-dimethoxy-dihydrflavonol and -3, 5, 7 -trihydroxy-4′-methoxy- dihydrflavonol were synthesized by selective protection, condensation, epoxidation, cyclization and deprotection from 2, 4, 6-trihydroxyacetophone and anisaldehyde.

以2，4，6-三羟基苯乙酮和茴香醛为起始原料，经选择性保护、缩合、环氧化、关环等步骤首次完成了-3，5-二羟基-7，4′-二甲氧基二氢黄酮醇和-3，5，7-三羟基-4′-甲氧基二氢黄酮醇全合成。

In this dissertation, we choosed anisole as starting material, via chloromethyla tion, cyanogenation, to prepare methoxybenzeneacetonitrile, then fractionated in a fractionating tower, and finally...

本论文也对两步的反应条件进行了探索，获得了比较理想的反应条件。文中还对对甲氧基苄氯自聚的原因与机理进行了探讨，并找到了比较理想的阻聚剂，使得粗品收率提高了10％。

These studies indicate that the boron fluoride with nitromethane or acetone system with higher separation factor is superior to the anisole system used currently,but a more detailed study is.

采用苯甲醚、硝基甲烷、丙酮、甲基异丁基甲酮4种络合剂分别与三氟化硼合成出了4种络合物体系。

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。