双分子的

A F2 population derived from a cross between apetalous line' APT02 'and normal petalled cultivar 'ZS NO.4' was used for molecular markers and mapping of the gene controlling petal-loss trait in Brassica napus.20 pairs of AFLP primers and 170 pairs of SRAP primers were selected between two parents.

在无花瓣品系APT02和正常有花瓣品种中双4号构建的的F2分离群体中，运用AFLP和SRAP两种标记技术对甘蓝型油菜花瓣缺失基因进行分子标记和图谱定位。

The mechaniem of exchange in binuclear coppercomplexes has been studied by semiempirical molecularcrbital method.

用分子轨道方法结合磁轨道的概念，探索了双核铜配合物的磁交换机制。

Bipyridyl and 1,10-phenanthroline (L3), Cl3SnCH2CH2COORo L (L= L1, a; L2, b; L3, c), formed by low-heating solid-state reaction. The crystal structures of 1 and 2 show that the tin atom adopts a distorted trigonal bipyramid geometry via intramolecular carbonyl oxygen to tin coordination [the distances of Sn-0 bond are 0.2351(6) ran for 1 and 0.2362(3) nm for 2]. Compound 1 belongs to monoclinic with space group P2/c, a = 0.9842(2) nm, b =1. 0923(8) nm, c = 1.23948(11) nm,/?= 93.894(15)°, V= 1.3294(4) ran3, Mr = 366.23, 7 = 4. Compound2 belongs to monoclinic with space group P2{/c, a = 1.04443(9) nm, b = 1.04823(7) nm, c = 1.28113(9) nm,/= 90. 953(8)°, V= 1.40239(19) nm3, Mr = 380.25, Z = 4

利用元素分析、红外光谱、核磁共振对其结构进行了表征，并通过X射线单晶衍射测定了1和2的晶体结构，二者均为具有分子内羰基氧原子配位的畸变三角双锥结构。1属于单斜品系，空间群P21/c， a=0.9842(2)nm，b=1.0923(8)nm，c=1.23948(11)nm，β=93.894(15)°，V=1.3294(4) nm^3，Mr=366.23，Z=4.2属于单斜晶系，空间群P21/c，a=1.04443(9)nm，b=1.04823 (7)nm，c=1.28113(9)nm，β=90.953(8)°，V=1.40239(19)nm^3，Mr=380.25，Z=4。

The Sn atoms are considered as five-coordinate and exist as distorted trigonal bipyramidal geometry in a one-dimensional chain.

合成化合物的中心Sn原子为五配位，构成以Sn为中心，扭曲的三角双锥构型，通过分子间氢键形成一维链状结构。

To enable the fabrication of a thermally stable ultralow dielectric constant film, specific precursor materials are used, such as, silane derivatives, for instance, diethoxymethylsilane and organic molecules, for instance, bicycloheptadiene and cyclopentene oxide.

为了制造热稳定的超低介电常数膜，使用特殊的前体材料，如硅烷衍生物例如二乙氧基甲基硅烷和有机分子例如双环庚二烯和环戊烯氧化物。

And molecular genetic analysis was performed on DNA extracted from the twins Ⅳ-3 and Ⅳ-4 to identify whether they are monozygotic twins or dizygotic twins Results The family history was consistent with a maternal inheritance and the proband exhibited a typical clinical feature of LHON.

最后应用分子遗传学技术对该家系中的一对双生子（其中一人为先证者，另一个未患病）进行DNA多态性的比较分析以鉴定其卵性。

It is a key intermediate in the synthesis of material with nonlinear optical properties, functional molecular wires, polymetal heteronuclear complexes containing ferrocenylacetylide.

它是合成具有非线性光学材料、功能化的分子导线、多金属异双核配合物的关键中间体。

We successfully achieved the first synthesis of the core structure of Dragmacidin D---3,6-bis(3'-indolyl)-2(1H)pyrazinone.

首次成功地完成了Dragmacidin D分子骨架---3，6-双(3'-吲哚)-2(1H)吡嗪酮的构建，目前我们正在将这种方法用于Dragmacidin D的全合成工作。

Complex microstructures of liquid-crystalline polymers in nonhomogenous shear flow are studied by meshfree method based on the micro-macro dualscale model. The dualscale model combines the orientational diffusion equation in microscale with the flow governing equations in macroscale.

基于宏观流场控制方程与微观分子取向扩散方程耦合的微-宏观双尺度模型，率先采用无网格方法对液晶聚合物在非均匀剪切流场中的微观结构进行了模拟研究。

Meanwhile, small amounts of other unsaturated molecules such as pimaric/isopimaric-type resin acids can also be hydrogenated.

发现在二氢海松酸/异海松酸型树脂酸的分子间存在因双键移位而引起的异构现象。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。