查询词典 helmets

Those without helmets are 14 times more likely to be involved in a fatal crash.

这些是没有头盔的14倍更有可能在一个致命的车祸。

Do we have to wear the helmets?

们在这里过得愉快。

Do we have to wear the helmets?

我们得戴防护帽吗？

Do we have to wear the helmets?

我希望这次来参观没有给你们增添太多的麻烦。

Do we have to wear the helmets?

我们必须戴上防护帽吗？

I do like the uniforms and helmets, though.

不过我挺喜欢他们的球衣和头盔。

I mean, even I like the helmets.

我也迷恋头盔的。

Do we have to wear the helmets?

一定要戴上头盔吗？

You might think that helmets are only for people who ride in the trees, or do big tricks.

你可能认为的头盔只有乘坐的人谁在树上，还是大的技巧。

These helmets were tougher than I would have thought.

这些头盔比我想象中的要坚固。

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。