相思鹦鹉

One group of parrots , the conures from South America that range in size from a budgerigar to a small macaw , have long stiff tails they use as a prop when climbing around in trees , again similar to wood peckers .

成群的鹦鹉，来自中南美的锥尾鹦鹉，大概范围从相思鹦鹉到小型金刚鹦鹉，它们有长长的僵硬的尾巴，就像啄木鸟一样作为攀爬到树上的支撑物。

Marked with red patches on their faces, the green parakeets are bigger than the typical pet budgie most people are familiar with.

这种头部有着显著的红色斑纹的绿鹦鹉比人们熟悉的那种典型的宠物相思鹦鹉要大一些。

In the budgie mating game, you need to be camouflaged while feeding on the ground, but still flashy enough to impress a potential mate.

在相思鹦鹉的交配游戏中，在地面上进食时需要伪装，同时仍能充分炫耀以吸引潜在的配偶。

And the way budgies see each other's feathers is different than the way we see them.

而相思鹦鹉相互查看羽毛的方式与我们看它们的方式不同。

We see in red, green and blue, but budgies have a fourth cell in their eye, that enables them to see ultraviolet.

我们看到红色、绿色和蓝色，但相思鹦鹉眼中有第四种细胞，能让他们看到紫外线。

When UV rays hit some parts of the budgies' plumage, they give off a reflective glow.

在紫外线撞击相思鹦鹉羽毛的一些部分时，它们会发出反射光线。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。