查询词典 uranium

As to why Mars might be so cold,"perhaps it was robbed of its fair share of heat-producing elements, such as uranium and thorium, when it was first born," Phillips said.

& 至于火星为何这么冷，菲利普斯说：&也许火星一诞生就失去了那些应有的产生热量的元素，如：铀和钍。

Influence of vacuum heat-treatment on the corrosion resistance of uranium surface overlaid with graphite at 100 ℃ is studied.

为了提高铀的抗氧化腐蚀能力，利用石墨的粘附特性，在铀表面涂覆一层石墨，并进行真空热处理，在100 ℃条件下对热处理后的样品进行氧化腐蚀试验。

The concrete cracked so violently is burning now, bluish flames are rushing out as uranium turns into the hand of god, a melting god increasing his strength every second, his poison spreading in the wind and melting into the ground, gushing from the cracked manifestation of hybris.

蓝色的火焰在不断的冲出，铀成了上帝之手，这融化的上帝，他的力量每秒都在增强。他的毒液渗透在风中，融化在土壤，病从骄傲自满的疯狂表现中涌出。

A simple, fast and selective spectrophotometric method for the determination of trace nitrate ion in uranium dioxide was developed, based on the fade of indigo carmine with nitrate ion in sulfuric acid medium.

基于硝酸根离子对靛蓝二磺酸钠的褪色反应，建立了一个简单、快速、选择性好的二氧化铀产品中硝酸根离子的测定方法。

Another scientist, Dr GS Dhillon, a former chief engineer with the irrigation department, is convinced that the uranium has come from the power stations and accuses the authorities of failing to control the ash ponds, which he believes have contaminated the groundwater.

另一位科学家，曾任灌溉部总工程师的GS。德希隆博士断言铀来自发电厂，指责当局在沉渣池管理上的失职，他认为正是沉渣池污染了地下水。

The letter said the plant would not enrich uranium beyond the 5% level suitable for civilian energy production. That would be substantially below the threshold of 90% or more needed for a weapon.

信中说，该工厂适合于民用能源生产的浓缩铀，纯度将不会超过5％的水平，这将大大低于适合制造武器所需的90％或更高的门槛。

Studying lineaments is important because mineral deposits such as uranium and petroleum are located on or near the lineaments.

研究地貌是很重要的，因为像铀和石油这样的矿藏就在这些地貌上，或在其附近。

A complex brownish - black mineral,UO2,forming the chief ore of uranium and containing variable amounts of radium,lead, thorium ,and other elements.

沥青铀矿黑褐色的合成矿，UO2，主矿为铀，还包括不定数量的镭、铅、钍和其他元素

All of the structural materials in the active core zone, including the CEA guide tubes and the spacer grids, are Zircaloy, which minimizes the enriched uranium requirements of the core.

在反应堆芯区，包括控制元件组件管和定位栅格架，等所有材料是锆合金材料。锆合金可以极小化堆芯区中富铀的需求。

It has converted yellowcake into uranium hexafluoride gas.

它已经把&黄饼&转化为六氟化铀气体。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了