一刻钟

I waited for you for about a quarter of an hour.

我等了你差不多一刻钟。

The seminar will be on in a quarter of an hour.

我的理解：研讨会将于一个小时一刻钟开始。

We think he can finish a quarter hour, but he succeeded in doing it.

6：我们认为他不能再一刻钟内走完那段距离，但他却成功地做到了这一点。

We have talked an hour and a quarter.

是吗？我们已经讨论了一个小时一刻钟。

We don't think he can complete this distance in a quarter hour, but he succeed.

6我们认为他不能在一刻钟内走完这段距离，但他却成功地做到了这一点。

I'll see you in a quarter of an hour.

一刻钟后我来看你。

He was waiting for a quarter of an hour but still saw no people come.

他等了一刻钟了还看不见人来。

The train leaves in a quarter of an hour.

火车在一刻钟后离开，不要错过了。

1"Well, in a quarter of a n hour he sh a ll be with you."

"好吧，一刻钟之内，您就可以和他在一起了。"

From when I first started, she hit a quarter of an hour the phone, I am not in the service area.

当我从一开始，她触及了一刻钟的电话，我不是在服务区。

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。