性交

Selfing heterozygotes halves the heterozygosity, and thus outbreeding maintains heterozygosity and produces a more adaptable population.

自交杂合子有一半杂合性，因此远系繁殖可以产生适应能量更强的种群。

The PSA trait might be useful in the improvement of outcrossing ability of soybean.

因此，该性状可用于大豆异交结实性改良。

Self-incompatibility is a widespread mechanism in flowering plants that prevents self-fertilization and promotes outcrossing. It has great influence on maintenance of germplasm purification and increasing in seed yield.

自交不亲和性在十字花科植物中广泛存在，其对种质的保纯及产量的进一步提高造成了较大的影响。

The collagen burn pellicle of compound sulfadiazine sliver can be easily prepared by initator method.

用交联剂法制备胶原蛋白膜具有简便，便于铸型，成膜性好等优点。

The man and the wine boy are engaging in penetrative sex, a form of male eroticism condemned in Islam.

男人和酒侍郎在进行性交，这在伊斯兰教是受到谴责的男性性行为。

In chapter four, we developed a direct approach for soliton perturbation based on the Green function, This approch get rid of the proof of orthognality for eigenfunctions in a direct approch for soliton perturbation developed by Yan Jiaren etal.

第四章，发展了一种基于格林函数的孤子微扰理论，克服了颜家壬教授微扰直接法中本征函数正交性证明的困难。

Utilizing the crosslinking behaviors of photopolymer under exposure to the light, the image on a photonegative film can transferred to a gelatin film, and then form on a electrochromic device by electrodeposition.

利用感光性高分子曝光产生交链的特性，可将照相底片的影像转变到凝胶膜上，再经电镀可将此影像转变到电致色变装置上。

They believed that supporting a cure for the disease would also support sexual promiscuity.

因为疾病将也支持性乱交，他们相信了那支持痊愈。

Methodsresearched the influences of solvent volume, extracting time and solvent ph value on extraction techniques for rauwolfia vomitoris afzel. with the water soluble alkaloids in extracts as index, the optimal condition by l9(34) orthogonal test was studied. the data obtained were analyzed for glm using sas 8.0 software package.

方法采用l9(34)正交实验，研究溶剂用量、提取时间、提取溶剂的ph条件3个因素对催吐萝芙木醇提工艺的影响，以提取物中的水溶性生物碱为指标，采用sas 8.0统计软件进行方差分析，得到最佳提取工艺。

Which have fluffy structure and excellent compression recoverability and thermal insulation, and inexpensively.

因其内部的纤维呈立体网状交联结构，并利用了纤维径向热阻大于轴向的特点，故该絮片具有良好而持久的膨松性、压缩弹性和保暖性，且成本低于其它合纤絮片。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。