熄灭者

There was no more to do in the room, so the poisoner retired stealthily, as though fearing to hear the sound of her own footsteps; but as she withdrew she still held aside the curtain, absorbed in the irresistible attraction always exerted by the picture of death, so long as it is merely mysterious and does not excite disgust.

灯熄灭了，整个房间陷入可怕的黑暗里，时钟那时恰巧敲打四点半。下毒者顿时惊惶起来，摸索到门口，满怀着恐惧回到她的房间。可怕的黑暗持续了两个钟头以后；一片淡白的光从百叶窗里爬进来，终于照亮了房间里一切。

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。