The total content and the available content of heavy metals(Cu,Pb,Zn,Cr,Ni,Cd,As and Hg) in soils from main cities' suburbs of the Pearl River delta were analyzed.
分析了珠江三角洲主要城市郊区农业土壤的8种重金属Cu、Pb、Zn、Cr、Ni、Cd、As和Hg的全量和有效态含量。
The state of heavy metal content of agriculture soil in Guangzhou suburbs (Haizhu District, Tianhe District, Huangpu District, Fangcun District, Baiyun District) was investigated, the total content and available content of 8 heavy metal elements (Cu, Pb, Zn, Cr, Ni, Cd, As and Hg) were analyzed and meatured.
调查了广州市郊区(海珠区、天河区、黄埔区、芳村区、白云区)农业土壤重金属的含量,分析测定了Cu、Pb、Zn、Cr、Ni、Cd、As和Hg 8种重金属元素的全量和有效态含量。
estimated actual radium analyzer
估计真实镭含量分析仪
Because a laser beam does not perge, it carries its energy in a very compact form.
因为镭射光束不会分散，所以它以一种非常紧密的形式传导能量。
Preliminary study on determining radium-radon equilibrium coefficient of uranium ore sample by γ-ray spectroscopy
γ能谱法测量铀矿石样品镭-氡平衡系数的初步探索
We found that pitchblende contains at least two radioactive materials, one of which, accompanying bismuth, has been given the name polonium, while the other, paired with barium, has been called radium.
我们发现沥青铀矿物中至少含有两种放射性物质：与铋伴生的命名为钋，与钡伴生的命名为镭。
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
At one end of the barrel there was some radium.
枪管的一端装有镭。
Madame Curie discovered the element radium.
居里夫人发现了镭元素。
He was the discoverer of the element radium.
他是镭元素的发现者。
Radium is a chemical element.
镭是一种化学元素。
Radium and uranium are radioactive elements.
镭和铀是放射性元素.
Radioactivity is a special quality of radium.
放射性是镭的一种特性。
water content of soil
土壤含水量（土壤含水率）
testing method for salt content in crude oil
原油含盐量测量方法
fineness of coin
铸币之纯量，铸币含金量
You could not safely hold a handful of radium atoms, for radium can cause serious burns.
手里若拿着一把镭原子，不可能安然无恙，因为镭会引起严重烧伤。
low solids thickeners
低含固量增稠剂,低含固量糊料
extinction moisture content
熄灭含水量可燃物的含水量
great omentum adipose tissue LPL content has no significant correlation with serum LPL content and metabolic disorder of obesity-related hypertension patients.
脂肪组织LPL含量与血清LPL含量及肥