查询词典 dimorphism

Had rarely or never used protective;(11) MiceGrayAuto had realized the automatic processing of video data from the sexual preference observation system of rats, and MiceGrayManu had accomplished the analysis of images of sexual behaviors of rats;(12) Peripheral given of high dose androgen to female rats before its brain sexual differentiation had caused masculinization and defemininization in female rats, therefore led to homosexuality, and based on the results, we had established the female rat homosexual model;(13) Peripheral given of estrogen to male rats before its brain sexual differentiation had little effects on the sexual preference and sexual behavior of adult rats;(14) Peripheral given of estrogen antagonist to male rats before its brain sexual differentiation had markedly reduced masculine sexual behavior and interfered male sexual preference, but had no effect on feminine sexual behavior, and based on such results, we had established the male rat homosexual model, however the model have to be improved for better sensitivity;(15) The volume of sexually dimorphism nucleus of the preoptic area of the high dose androgen-treated female rats was significantly greater, while on the other hand the volume of AVPV of which was significantly lesser, than the female rat control.

并且有17.79％的男性同性恋者在1年内与异性保持着性关系。但在与异性阴道性交时，绝大多数（92.51％）偶然或不使用安全套；(11)MiceGrayAuto软件实现了大鼠性偏爱视频数据自动处理功能，MiceGrayManu软件实验了大鼠性行为图象分析功能；(12)大脑性分化前高剂量的雄激素有促雌鼠雄性化和去雌性化的作用，并表现为同性性倾向，建立了雌鼠同性恋模型；(13)在雄鼠大脑性分化前外周给予雌激素对成年后的性偏爱和性行为未产生明显影响；(14)在雄鼠大脑性分化前外周给予雌激素拮抗剂明显削弱雄性性行为，阻碍了雄性性偏爱，但雌性行为无明显变化，雄鼠的同性恋模型还有待进一步调整和改进：(15)高剂量雄激素处理的雌鼠SDN-POA体积明显大于对照雌鼠组，而AVPV体积明显小于对照雌鼠组。

Like many pheasant species, Tragopan show sexual dimorphism with the males having colorful plumage and a wide range of ornamentation, but they are similar to partridges in other traits such as molt patterns tail and the short tail relative to the wings.

角雉属Tragopan两性羽色不同，雄性具有艳丽的装饰性羽毛，这与一般雉族Phasianini相似；而尾较翅为短，尾羽的换羽从中央到外侧，这些特征又与鹑族Perdicini各属相同，形态特征上角雉属被划为鹑族。

Pallidifascia were studied by indoor and outdoor trials. The results showed that the pest developed 4 generations a year and overwintered with larvae in Guangzhou, Guangdong province of China. The larva stage included 7 instars. It appeared sexual dimorphism on the adults. The egg, larva and pupa stages lasted 4-5 days, 32-34 days and 9-11 days at 26℃ respectively.

采用室内外养虫及林间调查相结合的方法观察木荷空舟蛾的生物学特性，观察结果如下：在广州1年可发生4代，以幼虫在土中越冬，幼虫分7龄，成虫有性二型现象；在26℃时，卵期4-5天，幼虫期32-34天，蛹期9-11天。

Calcite and aragonite are the two crystal forms of calcium carbonate, a property of minerals geologists call dimorphism.

方解石和文石是两种碳酸钙结晶组成，地质学者称二态性。

The sensitive nymph instar and sexual differences of wing dimorphism in the brown planthopper, Nilaparvata lugens , were studied, and the developmental differentiations of both the indirect flight muscles and the wing buds in the brown planthopper were observed. Molecular biological studies were performed to amplify the indirect flight muscle specific actin gene.

本文研究了褐飞虱Nilaparvata lugens翅型分化的若虫敏感临界龄期和翅型分化在性别上的差异，观察了褐飞虱间接飞行肌和翅芽发育的分化过程，在此基础上，以扩增、克隆褐飞虱间接飞行肌特异性肌动蛋白基因为目的，做了部分分子生物学工作。

Root vole; Odorant ; Behavior discrimination ; Sexual difference ; Sexual dimorphism

根田鼠；气味源；行为识别模式；性别差异；性二型

The X-ray diffract was used to analyze the crystal structure of the composite. Results show that after the talc was treated with blend coupling agent, the crystal structure of talc changed, and effect Intercalation phenomenon.

通过X射线衍射分析可知，用混合偶联剂对滑石粉进行预处理后，滑石粉晶体结构发生改变，产生了插层现象，使PP／滑石粉复合材料为纳米复合材料。

An authentic Maui wedding might require the services of a 'kahu', which is a Hawaiian minister.

毛伊可能需要一个真实婚礼服务'kahu'，这是夏威夷部长。