查询词典 radioactive

Radioactive fallout still pollutes Rongelap Atoll, about 100 miles (160 kilometers) to the east, but recent studies have found no long-term impact on marine life there.

辐射尘污染仍朗格拉普环礁约100英里（ 160公里）向东部的，但最近的研究发现，没有长远的影响，对海洋生物的存在。

Any element having an atomic number greater than 92; all are radioactive.

原子序数在以后的元素，都是放射性元素。

Some of the atomic nucleus is unstable and can spontaneously emit radiation, which has called the nature of the radioactive radiation.

有些原子核是不稳定的，能自发地放出射线，这种具有放射线的性质叫做放射性。

Radioactive material, Briefcases and attache case with installed alarm devices.

放射性物质、装有警报装置的手提箱和公事包。

After the Baneberry test, involving the detonation of a 10 kiloton nuclear device underneath Yucca Flat in Nevada, the plug sealing the shaft from the surface failed and radioactive debris vented into the atmospher.

在巴纳贝利核实验过程中，美国内华达州加卡平地地下一万吨级当量核装置发生爆炸，实验之后，封闭表面轴的插栓失灵，导致放射性残骸泄漏到空气中。

Usually 1896 Becquerel discovered natural radioactivity as the beginning of nuclear physics, the next 40 years, it is mainly engaged in the nature of radioactive decay and radiation research.

通常把1896年贝克勒耳发现天然放射性做为核物理的开端，此后的40多年，人们主要从事放射性衰变和射线性质的研究。

The phenomenon was first reported in 1896 by Henri Becquerel for a uranium salt, and it was soon found that all uranium compounds are radioactive due to the uranium's radioactivity.

放射性：某些类的物质自发发射辐射的特性。1896年贝克勒耳第一个报告在铀盐中发现了这一现象，不久发现由于铀有放射性，所以所有的铀化合物都是放射性的。

"Radioactivity: Property exhibited by certain types of matter of emit ting radiation spontaneously. The phenomenon was first reported in 1896 by Henri Becquerel for a uranium salt, and it was soon found that all uranium compounds are radioactive due to the uranium's radioactivity."

放射性：某些类的物质自发发射辐射的特性。1896年贝克勒耳第一个报告在铀盐中发现了这一现象，不久发现由于铀有放射性，所以所有的铀化合物都是放射性的。

Radiation of beta particles during radioactive decay.

在放射性衰变的过程中放出β粒子的辐射。

The radioactive transformation giving rise to these electrons was known as beta decay.

产生这种电子的放射性变化，称为β衰变。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。