查询词典 helmets

And don't think that's all there is for dirt bike helmets.

不要认为这是对所有有污垢自行车头盔。

There are a number of kinds of light and durable helmets.

有若干种轻和持久的头盔。

So why so many different helmets and standards?

那么，为什么这么多不同的头盔和标准？

Do we have to wear the helmets?

不知您对我们厂总的印象如何？

It's not time to break out the tin helmets just yet.

目前还不是图穷匕见的时候。

All kinds of cycling have one thing in common, however, and that is helmets.

无论如何，所有类型的骑行都有一个共同点，就是都需要头盔。

You will find that there are many different styles and brands of helmets you can select from in order to reduce the risk of a serious injury.

你会发现，有许多不同的风格和品牌盔您可以选择，以减少风险，严重的伤害。

More and more riders choose to wear helmets.

越来越多的乘客选择戴头盔。

Most helmets are made for specific activity.

大多数头盔是由特定的活动。

Safety helmets can reduce the risk of serious head injury in an accident by up to 85%.

安全头盔，可以减少风险，头部严重损伤的事故高达85 ％。

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。