查询词典 cosmic radiation

Methods On the basis of a great deal empirical and calculated data, a fundamental calculating formula was derived to calculate cosmic radiation dose rate in aerosphere from sea level to altitude of 25 km.

在大量实验和计算数据的基础上，推导出计算从海平面至25 km高度地球大气层中任意位置宇宙辐射剂量率的基本计算公式。

Study on Method for Estimate of Cosmic Radiation Effective Dose Rate at Civil Aviation Altitude in Aerosphere.

作者：冯英进，陈蔚如作者单位：中国民航大学交通工程学院，天津 300300； 2。

Objective To study a simple method for estimating cosmic radiation effective dose rate for aircrew.

目的探讨一种可用于民航飞行人员宇宙辐射有效剂量率估算的简便算法。

After being exposed to cosmic radiation and zero gravity, some seeds may mutate and produce higher yields and improved quality when planted back on earth, scientists said.

科学家介绍，在宇宙辐射和失重环境下，有些种子可能会发生变异，这些变异种种植到地球上后，能培育出高产优质的新品种。

Flight crews also face chronic exposure to cosmic radiation, which is a hazard for pregnant women as well.

飞行全体机员也面临着长期暴露在外层空间幅射的危险，这对孕妇也一样是有害的。

And, every heard of cosmic radiation ?

还有，听说过宇宙辐射吗？

Here, the half-mile of rock above their heads is blocking out the cosmic radiation.

在这里 头顶上半英里厚的岩石阻挡了宇宙射线

It was a gray world, blasted and still smoldering from potent cosmic radiation.

这是一个灰色的世界，强烈的宇宙射线冲击着它，燃烧着它。

If the cosmic radiation has a preferred direction, that assumption may have to go - along with our best theories about cosmic history.

如果宇宙的辐射有一个它们所认可的方向，上面的假设就可能必须放弃——随之而放弃的是我们对宇宙历史的最佳理论。

Below 60km, ionization is not due to the sun's ultraviolet and x radiation primarily, but to cosmic radiation.

在60公里以下，电离主要不是由于太阳紫外线和X辐射，而是由于宇宙辐射引起的。

It is also known as one of the most poisonous naturally occurring substances.

它也被称为一个最自然发生的有毒物质。

The greatest stress is found at the location on the cross section where V is the largest.

最大应力出现在横截面上V为最大的地方。