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The influence of the structure and property of Jinzhou coker heavy gatch on formation of needle coke was investigated by using elemental analysis, liquid chromatogram, FT-IR spectroscopy and molecular weight determination.

本文利用元素分析、液相色谱、傅立叶变换红外光谱、分子量测定等分析手段，研究了锦州焦化重蜡油的组成结构和性质对生产针状焦的影响，并通过与典型针状焦生产原料——锦州催化裂化油浆的比较，指出了锦州焦化重蜡油用作针状焦原料的不足。

All the muscles rebuilt to stable structure after accomplish of distraction, which may help the post-operative stability.2. The changes of myosin heavy-chain mRNA in muscles of mastication during distraction osteogenesis of mandible in canineThe mRNA of MHCI, MHCH and GAPDH in masseter and geniohyoid were measured by RT-PCR.

试验二犬下颌骨牵张成骨过程中咀嚼肌肌球蛋白重链亚型mRNA含量的变化将所取标本应用RT－PCR对嚼肌与颌舌骨肌肌球蛋白重链的两个亚型，即MHCI与MHCll与内参照GAPDH的InRNA进行半定量检测并进行统计学分析。

Path analysis showed internodal distance,first lateral branch number and whole-plant leaf weight with a significant positive effect on vindoline content (P.05), with path coefficients of 0.959, 0.716 and 0.431 respectively, which suggests that internodal distance, first lateral branch number and whole-plant leaf weight are the important factors in breeding C.

通径分析结果表明，长春花的主要农艺性状中，节间距、一级侧枝数和全株叶片重对文多灵含量的正影响达到了显著水平(P.05)，通径系数分别为0.959、0.716和。431，说明节间距、一级侧枝数和全株叶片重可以作为高含量文多灵长春花品种选育的重要参考指标。

Vindoline content showed a positive correlation with leaf width, plant height, whole-plant leaf weight, 100-leaf weight, petal diameter and leaf length; the positive correlation was significant for first lateral branch number and stem diameter (P.05) and notable for internodal distance.

本文利用反相高效液相色谱法检测了23种国内外长春花主栽品种的文多灵含量，对文多灵含量与品种的12个主要农艺性状(包括株高、节间距、茎直径、一级侧枝数、叶片长、叶片宽、叶片长宽比、百片叶重、全株叶片重、花瓣直径、种荚长度和种子数/荚)的相关性和通径进行了分析。

It is thought that fluorescence dynamic quenching process could take into account the intersystem transition of to, and the quenching constant is calculated in this paper.

分析认为，荧光猝灭的主要原因是动态猝灭过程--由最低激发单重态转入三重态所致，并对淬灭常数进行了计算。

Xinquan HuTwo new chiral backbones R-- and S--2-amino-2"-hydroxy-4,4",6,6"-tetra methyl-1,1"-biphenyl were synthesized via nitration, diazotation/iodination, Ulhnann coupling, selective reduction, diazotation/hydrolysis, hydrogenation and resolution from 2,4-dimethyl-aniline in seven steps.

以2，4-二甲基苯胺为起始原料，经过硝化反应、重氮化碘代反应、Ullmann缩合反应、选择性双硝基单还原反应、重氮化水解反应、催化氢化反应和拆分，首次合成了--2-氨基-2'-羟基-4，4'，6，6'-四甲基-1，1'-联苯和--2-氨基-2'-羟基-4，4'，6，6'-四甲基-1，1'-联苯两个对映体。

This system adopts unique patent "the integral orbit weighing system",(patent number: 03277805.8) whose steel frame can be placed levelly on the crushed stones way or railroad to weigh various large calculating equipments, and can weigh the size of top dynamic loading, passing microcomputer to figure out data, and data store, statistics, net-connecting and auto printing.

采用独特专利&一体化称量轨&，（专利号：03277805.8），利用剪切应变取代正压应变，衡区采用钢制框架线路，钢制框架平放在碎石道床上，安装在铁路线上，对铁路各种货车进行动态连挂称重的大型计量设备，它能准确地检测到称重轨上动态载荷的大小，通过微机，计算出各种等数据，并可完成数据自动储存显示、统计、联网、打印等多项功能。

The heavy mineral located in sand between Palaeocene and Oligocene of 20 drilled wells in Tangyuan Rift are analyzed by relative analysis and polymer with Q type analysis and indicates that,in test areas,variation rules of heavy mineral combination are vertically controlled by structural factors,while horizontal distribution is influenced by source rock property in source areas.

采用相关分析及Q型聚类分析方法对汤原断陷20口钻孔古新世—渐新世的砂岩中重矿物进行统计分析，指出了研究区重矿物组合纵向上变化规律明显受构造因素的控制，横向上的分布受物源区源岩性质的影响。

This experiment was designed to investigated the effect of energy and lysine content of thediet on maternal body gain, total number born, litter weight, serum biochemical indexes and hormone level, by means of saturation-D best regression design, so as to improve the reproductive performance of primiparous sow and offer theoretical basis for feeding during gestation.

本试验旨在研究日粮消化能(DE，Digestible Energy)和真可消化赖氨酸(TDLys，True Digestible Lysine)含量对初产母猪不同妊娠阶段母体增重、胎儿数、窝重、血液生化指标和激素水平等的影响，为提高初产母猪的繁殖性能以及在妊娠期进行合理饲喂提供理论依据。

The results showed the pyrolytic process of polyacrylonitrile film can be divided into three stages.

用非等温热重法分析了聚丙烯腈薄膜的热解过程，探讨了升温速率对聚丙烯腈薄膜热重曲线和失重速率峰值的影响。

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。