标上

Levulinic acid was prepared by solid SO4(superscript 2-)/Al2O3-TiO2 catalyst from cellulose in water.

以纤维素为原料，固体SO4(上标 2-)/Al2O3-TiO2为催化剂，以水为溶剂制备乙酰丙酸。

The research aims at property owners and design organizations to do methodic exploration in serial model on mainstay frame of Electromechanical Engineering list budget, configuration mode of design origination, designs origination, the different notions and operations between firms bid for engineering.

本研究主要将针对业主及设计单位，经由相关文献收集、工程个案汇整、专家访谈与个人工作经验探讨等方式，以机电工程成本估算方法为主轴，依序从机电工程标单预算主体架构、设计组织组成方式、设计单位与投标厂商对成本估算观念与作法上差异，做有条理性的探讨，以期弥补营建管理学术研究领域中，在此部份研究不足之处，而主要研究重点包含下列几点

The improved CTAB method was applied to extracted genomic DNA in the leaves of 7 species of Michelia. Using the method of single factor in the experiment, the effects of different concentration of MgCl2, dNTP, template DNA, random primers and Taq DNA polymerase on RAPD reaction were studied.

方法］采用改进的CTAB法提取木兰科含笑属7种植物叶总DNA，进行RAPD分析，分别研究了模板DNA、引物、dNTP、Mg(上标 2+)和TaqDNA聚合酶用量对RAPD反应的影响。

The results show that myristic acid radical anion of precursor Zn0.78 Al0.2220.22c13h27COO0.81H2O can be almost completely replaced by complex anion [La(TiW11 O39)2]^3- under special controlled reaction conditions.

结果表明，该产物中[La(TiW11O39)2](上标 13-)配阴离子沿其长轴垂直于层板的方向分布于水滑石层板间，产物有规整的层状结构、大的层间距(d003=3.29nm)、良好的结晶度和热稳定性，产物对二甘醇与苯甲酸的酯化反应、二甘醇的脱水环化反应和苯甲醛的氧化反应具有良好的催化性能。

GC Analysis of Alachlor·Acetochlor·Atrazine 42% SE CAO Ying, SHI Xin-jin (Sanonda Zhengzhou Pesticide Co. Ltd., Zhengzhou 450009, China) Abstract: A method was introduced for the determination of alachlor, acetochlor and atrazine by GC With CP-7906 capillary column and FID detector, the internal standard was nonadecane. The three compositions were analyzed easily in the same condition and column.

42%甲草·乙·莠悬乳剂的气相色谱分析曹颖，师新进(沙隆达郑州农药有限公司，郑州 450009)摘要：采用气相色谱法，在CP-7906毛细管柱上以正十九烷作内标，用FID检测器测定甲草胺、乙草胺和莠去津的含量。

The characteristic of thermal affect induced nonreciprocity of optic loop was introduced, and it is one of the main reasons that affect the steability of Bias and scale factor of FOG.

从理论上推导了光纤陀螺零偏、标度因数温度误差是由于热作用于光纤环导致光路非互易性所引起。

The main function of the system is described, and data types of database and the operation modules of model-base are also discussed. The flight path marking model, protected-area auto-generating model, obstructer extracting model, obstructer threat evaluation model, flight conflict avoiding model and flight ordering model are used in flight procedure management. After sufficiently elucidating the system structure and function, the assistant decision-making process supported by the system for chief officers is analyzed finally.

首先描述了该系统的主要功能，讨论了系统数据库的数据类型和模型库的远行模块，指出通过航迹标称模型、保护区自动生成模型、障碍物提取模型、障碍物威胁程度评估模型、飞行冲突避让模型、飞机进场离场排序模型等对军机飞行程序进行合理管理，最后在对系统结构与功能充分阐释的基础上，分析了该系统为指挥员提供辅助决策的流程。

Based on the genomic DNA extracted from Ochotona curzoniae, the effects of the main reaction system elements such as Mg(superscript 2+), dNTPs, primer, template DNA, Taq DNA polymerase and annealing temperature were presented by single factor experiment.

方法］以高原鼠兔基因组DNA为模板，通过单因素试验，对体系中的模板浓度、Mg(上标 2+)浓度、dNTPs浓度、Taq酶用量、引物用量、退火温度进行探讨。

In this paper, four kinds of Fe(superscript 2+) adjustments for omphacite have been compared on the basis of the peak p-t estimates and petrologic investigations of different eclogites across the Taihu and Tongcheng areas from the South Dabie Terrane.

榴辉岩中绿辉石的Fe(上标 2+)校正是一直存在争论的问题，它直接影响到榴辉岩p-t条件的精确评价。

Every time Qiu Jier goes out outside perambulatory when, mankeluofute goes premier official evil, go up in graph of earth of appropriative of grave auspicious Er of line out close phase fight situation, so that Qiu Jier after coming back, see a map, right condition be clear at a glance.

第二次世界大战期间，曼克罗夫特勋爵在英国陆军部供职。每当丘吉尔出外巡视时，曼克罗夫特就去首相官邪，在丘吉尔专用的大地图上标出近阶段的作战形势，以便丘吉尔回来后，一看地图，就对局势一目了然。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。