beryllium

Explain why barium forms a peroxide but beryllium does not.

解释为什么钡能形成过氧化物而铍则不能.

With this system beryllium can be detected in the range 1.5×10~ (-8 ) M-1×10~ (-5 ) M.

铍的测定范围为1.5×10 ( -8 ) M-1×10 ( -5 ) M.研究了干扰情况.

Once inhaled, beryllium is like a time bomb in the body.

一旦人体吸入这些物质, 铍就象在身体里的定时炸弹.

The condition of color reaction of beryllium with sulfosalicylic acid was studied.

研究了铍与磺基水杨酸的显色反应条件.

Explain why barium forms peroxide but beryllium does not.

解释为什么钡能形成过氧化物而铍则不能。

Urine-Determination of beryllium-Graphite furnace atomic absorption spectrometry.

尿中铍的石墨炉原子吸收光谱测定方法.

For the same diameter of beryllium cylinder, when the angel of incident laser beam was adjusted from 0 ° to 3 °, the back-reflection laser can be overcome. Threshold power density of HIP beryllium will increase.

对同一直径的铍环，激光入射角度从0°调整到3°后，由于消除了背反射激光在谐振腔内形成调Q脉冲，激光焊接时出现深熔焊的临界功率密度增加。

Amorphous beryllium hydride , as ablator, can increase conversion from laser to X-rays .

非晶 BeH2 材料作为烧蚀层, 掺入高Z元素后可以提高激光 -X 光的转换效率.

Spectrophotometric Determination of Beryllium in Alloy of Copper-beryllium by Sulfosalicylic Acid

磺基水杨酸光度法测定铍铜母合金中的铍

Beryllium : Chemical element , lightest of the alkaline earth metals, chemical symbol Be, atomic number 4.

铍: 碱土金属中最轻的化学元素, 化学符号Be, 原子序数为4.

The mechanical properties of beryllium are recovered after relieving machine damage.

消除机加工损伤后,铍的力学性能又可得到恢复.

Determination of Beryllium in Beryllium containing Stainless-Steel by Flame Atomic Absorption Spectrometric Method

火焰原子吸收法测定含铍不锈钢中的铍

Microgram for microgram, beryllium is one of the most toxic elements on the periodic table.

一微克,又是一微克, 铍是周期表上最有毒的元素之一.

Beryllium, bismuth, and bromine must be considered as well.

少量的还包括还有铍 、 铋 、 溴.

But ignorance and misinformation about the health hazards of beryllium die hard.

关于健康的破坏物铍的无知和误传是很顽固的.

An experimental model of beryllium disease was produced in guinea pigs by endotracheal injec-tion of beryllium oxide ( BeO).

以氧化铍（BeO）气道染毒方法制备实验性豚鼠被病模型。

Commonly used materials: titanium, titanium alloy, stainless steel, iron, aluminum, copper, beryllium copper.

常用材料: 钛 、 钛合金 、 不锈钢 、 铁 、 铝 、 铜 、 铍铜等.

Toxicity problem in manufacturing and storage might be alleviated by coating beryllium with aluminum.

但如果用铝包覆铍,则可避免加工过程中及储存期间的中毒问题.

By 1960, the sales of beryllium metal, alloys, oxides and ceramics quadrupled.

截至1960年 ﹐ 铍金属 ﹐ 合金 ﹐ 氧化物和陶瓷的销售量已增至四倍.

Beryllium-containing bronze has usually been adopted to make elastic parts.

铍青铜常被用于制造弹性零件.

Parts in contact with liquid in pipe are of brass and beryllium copper.

在管道内与流体接触的部件是黄铜和铍铜合金.

We Beryllium copper, bronze or stainless steel as the material for most applications.

大部分产品有铍铜 、 青铜或不锈钢材料可供选择.

Technical study and practice on producing commercial beryllium oxide from non-beryl beryllium ore

非绿柱石铍矿生产工业氧化铍的工艺研究与实践

The alloy constitution , property and application in automotive industry of beryllium copper are introduced.

介绍了铍铜的合金成分和性能以及在汽车工业中的应用.

Beryllium has been widely used in aeronautics and astronautics, electron industry and national defense industry.

铍及铍合金在航空航天 、 电子工业和国防工业等方面应用十分广泛.

Uses: Alloyed with copper, aluminum, or nickel, beryllium imparts excellent electrical and thermal conductivities.

用途: 和铜 、 铝或镍形成合金.铍给予合金极高的电学和热学传导性质.

The method has been used for the determination of trace beryllium in osmotic water and sediment.

利用抗坏血酸的增感作用直接测定了渗透水和水系沉积物中的痕量铍.

We should stop using beryllium whenever possible.

我们只要可能,就应该停止用铍.

Cadmium and cadmium oxide in thick film pastes used on aluminium bonded beryllium oxide.

用氧化铍连接铝制成的厚膜浆料中镉和氧化镉.

However the toxic properties of beryllium limit its application.

然而铍的毒性限制了它的作用.