交配

Eight years and four generations later he had natural tailless boxers in the show-ring winning competitions.

八年中它们一共交配了四代，最终卡塔那奇将培育出的拳师犬推上了展示评比会，并因此成功获得了奖项。

Tapeworm is a kind of sexual reproduction, although it involves only one parent and rare variation occurs in offspring.

自花传粉或在动物的自我交配，虽然只牵涉一个亲本并子代之间少有差异，但它却是一种有性繁殖。

In this paper,a new global optimizing algorithm that combines the modified Quasi-Newton method and the improved genetic algorithm is proposed to find the global minimum of the total error function of a fuzzy neural network.

本文给出了一种将改进的拟牛顿算法与具有新型交配方式和可变变异概率的遗传算法相结合的全局寻优算法，用以搜索模糊神经网络误差函数的全局最小点。

Tigers living in tropical regions mate throughout the year.

老虎生活在热带地区交配整个一年。

Thus, it was perhaps a winged, unmated queen.

因此，它也许是一个翅膀，未交配的王后。

What is interesting to note is that wings in ants is a sign of unmated males and females, as they are called "winged reproductives" or "swarmers".

什麼是有趣的是，在翅膀的蚂蚁是一个迹象，未交配的雄性和雌性，因为它们被称为"翼繁殖蚁"或

The transferring in unmated female may not spawning normally, but ovary development is accelerated and also molt .

未交配雌青蟹精英的人工移植没有正常产卵，但性腺得以促进发育，并能进行正常的生殖脱皮。

MATERIALS: Female unmated SD rats of 4 months old, with the body mass of (225±15)g, were provided by Shanghai Experimental Animal Centre of the Chinese Academy of Sciences.

材料：4月龄未交配的雌性SD大鼠，体质量(225±15)g，由中国科学院上海实验动物中心提供，动物级别为清洁级(合格证号：中科动管第003号)。

Fifty 6-month-old unmated female SD rats were randomly divided into 5 groups: sham operated group, ovariectomized and treated with estrogen group, ovariectomized and treated with propranolol group, ovariectomized and treated with both estrogen and propranolol group, ovariectomized and treated with placebo group .

将50只健康雌性未交配6个月龄SD大鼠随机分为5组：①假手术组。②去卵巢后雌激素治疗组。③OVX后普萘洛尔治疗组。④OVX后雌激素+普萘洛尔治疗组。⑤OVX后安慰剂组。

Dodson has a name for each of his charges and can pick them all out on sight, though they look much alike to the unpracticed eye.

道森为每一只交配出来的犬都起了名字，在不熟悉这些小狗的人来看，他们似乎都如出一辙，道森却很容易就能辨别出他们。

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％。