分子内的

A Marcus electron transfer theory coupled with an incoherent polaron hopping and charge diffusion model in combining with first-principle quantum chemistry calculation was applied to investigating the effects of heteroatom on the intermolecular charge transfer rate for a series of heteroacene molecules.

结合第一性原理的量子化学计算，在极化子跳跃和电荷扩散模型框架内应用Marcus电子转移理论研究了杂原子取代对一系列杂原子化的多并苯分子的分子间电荷转移速率的影响。

The hypochlorous acid and hypobromous acid contained in this bactericide bear extremely strong membrane diffusing-penetrating ability for the absence of charge so as to kill pathogens rapidly.

"甲基利"高效植物病害杀菌剂是一种高效广谱、内吸、治疗型杀菌剂、所含的次氯酸分子和次溴酸分子不带电荷，有极强的扩散穿透细胞膜能力，可迅速将病原体杀死，适用于作物各个生长期，特别对各种真菌性、细菌性和病毒性的疑难病害有独特的铲除效果。

In the collision energy range from 0.01 eV to 0.5 eV ,the reaction probability, the influence of rotational excitation of the reagent HBr on probability, the integral cross section and the rotational of the product HF are calculated.

在碰撞能为0.01~0.5 eV的范围内，计算了反应几率、反应物HBr分子的转动激发对反应几率的影响、积分散射截面和产物HF分子的角度分布。

The display exhibits the molecular structure of the capacity for heredity existing in the nucleus. It is composed of chain-trend ribose and molecule of phosphoric acid root, and basic pairs of molecules linked between the double chains.

本展品所展示的是存在于细胞核内具有遗传特性的分子结构模型，主要由组成链走向的核糖和磷酸根分子以及双链之间互连的碱基分子组成。

This displays the molecular mechanism heredity in the nucleus. DNA is composed of chain-trend ribose and root molecules of phosphoric acid, and basic pairs of molecules linked in double chains.

本展品所展示的是存在于细胞核内具有遗传特性的分子结构模型，主要由组成链走向的核糖和磷酸根分子以及双链之间互连的碱基分子组成。

The polymers have been detected with IR,acid-base titration, element analysis, glass transition temperature,Viscometry and UV. The results show that introducing functional groups to the chain of polymer molecule will...

结果表明，通过在聚合物分子链上引入功能基因，可以大大增加分子链内或链间作用力，从而导致了聚合物的玻璃化转变温度的升高、粘度的反常增大以及紫外吸收峰的加宽

The hypochlorous acid and hypobromous acid contained in this bactericide bear extremely strong membrane diffusing-penetrating ability for the absence of charge so as to kill pathogens rapidly.

&甲基利&高效植物病害杀菌剂是一种高效广谱、内吸、治疗型杀菌剂、所含的次氯酸分子和次溴酸分子不带电荷，有极强的扩散穿透细胞膜能力，可迅速将病原体杀死，适用于作物各个生长期，特别对各种真菌性、细菌性和病毒性的疑难病害有独特的铲除效果。

Furthermore,the changes of cell organelles realized different cell functions, which fiber for mechanical support,parenchyma cell for preservation and vessel for transportation.3.FE-SEM and DCR technique revealed the arrangements of CMfs on cell wall of fiber, parenchyma cell and vessel.Firstly,fiber cell formed multilamellate concentric structure with thin and thick lamellae alternate.

纤维、基本薄壁组织细胞、导管分子的终端分化就是PCD；并且PCD过程是一个具有较长周期的过程，周期长短比较为基本薄壁组织细胞＞纤维＞导管分子；三类细胞最后的凋亡决定于细胞内原生质体完全降解的时刻。

the title compound was synthesized and its structure was studied in theory.the schiff base compound was synthesized by condensation of paeonol with furylfurylamine,then it was deoxidized by sodium borohydried.the energies,bound lengths,bound angles,the net charges of main atom and contributive percents of frontier orbital in the title compound have been calculated by software hyperchem 7.0 in half experience method.the yield rate of title compound was 65.6%.the result of calculation showed that the most of the bond lengths and angles in the system were in the the normal range,negative charge mainly concentrate on o1,o2,o3 and n1.the title compound behaves as quadridentate ligand.

目的合成标题化合物并对其结构进行了理论研究。方法以丹皮酚和糠胺为原料合成席夫碱，经硼氢化钠还原得标题化合物；使用hyperchem7.0程序，用半经验方法计算了化合物分子中能量分布、主要键长、键角以及主要原子的净电荷分布和前言轨道分布。结果标题化合物，收率65.6%；计算结果分析表明，分子中主要原子之间的键长、键角基本在正常的范围内；负电荷主要集中于o1，o2，o3和n1上。

The CORNELL/COPERSUCAR/USPA project for the application of RELP technology in sugarcane encompasses three objectives: aEstablishing measures of genetic distance among and within species of the Saccharum complex and hybrids. bDevelopment of a genetic linkage map applicable to the saccharum genera.

CORNELL/COPERSUCAR/USPA 合作的多倍体的核酸内切酶内切限制断段变化技术应用于甘蔗，包括三个目的：a建立甘蔗属的合成物和杂种种内和种间的基因距离的测定。b发展应用于甘蔗属的基因链锁图。c努力建立分子标记和农学特性之间的链锁。

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。