查询词典 chemical lead

If the first line of pigments for composite color or chemical pigments, due to pigments contain iron, lead ions, blue, black pigment may have light after removing traces of India, one and a half months after treatment again.

如果患者当初纹的色料为复合色料或化工色料，由于色料中含有铁离子、铅离子、蓝、黑色素祛除后可能有浅色痕印，一个半月后可再次进行治疗。

If the first line of pigments for composite color or chemical pigments, due to pigments contain iron, lead ions, blue, black pigment may have light after removing traces of India, one and a half months after treatment again.2.1064nm laser treatment of black and blue pigments, the operator to the treatment of patients with a brief description of the principles and after conditions avoid patients do not understand the surgery, postoperative reflect and recovery processes, unnecessary disputes.

假如患者当初纹的色料为复合色料或化工色料，由于色料中含有铁离子、铅离子、蓝、黑色素祛除后可能有浅色痕印，一个半月后可再次进行治疗。2、用1064nm激光治疗黑色及蓝色色素时，操作者向患者简要说明治疗原理及术中术后可能出现的情况避免由于患者不了解手术情况、术后反映及恢复过程，而产生不必要的纠纷。

British Explosive Research and Development Establishment have investigated the chemical properties and explosive performance of tetrazole derivative(mainly 5-substituted tetrazole derivatives) and complexes, aiming at finding well-behaved initiatory explosives to replace lead azide.

例如1970年以来，美国陆军部的弹道研究实验室以及英国的炸药研究与发展中心曾对四唑化合物的性能及其替代叠氮化铅作新型起爆剂的可能性作了大量研究和论证；他们报导了系列四唑衍生物及其金属配合物的撞击感度实验结果。

The Ultrafine powder of lead carbonate crystallites was Synthesized by chemical precipitation method.

运用 TEM对合成的碳酸铅形态及颗粒尺寸大小进行表征。

Lead carbonate ; chemical precipitation method ; TEM

碳酸铅；均匀沉淀法；透射电镜

According to the description of their physical and chemical features in ancient documents, they are undoultedly two different minerals, that is, lead chromate should be As2S2 while arsenic disulfide should be PbCrO.

根据古文献中对石黄与雄黄的物理和化学特性的描述，它们无疑是两种不同的矿物，雄黄应是鸡冠石，即二硫化二砷(As2S2)，石黄应是属于铬合物的铬酸铅。

The various methods for the preparation of lead dioxide that have been proposed from time to time may be subdivided into chemical and electrolytic preparations.

各种层出不穷的二氧化铅的制备方法可分成化学制备和电解制备法两类。

The various methods for the preparation of lead dioxide that have been propose d from time to time may be subdivided into chemical and electrolytic preparations.

各种层出不穷的二氧化铅的制备方法可分成化学制备和电解制备法两类。

An electrochemical detection system with a nanometer lead dioxide modified electrode for flow analysis to determine chemical oxygen demand is described.

采用以纳米PbO2修饰电极为工作电极的安培检测器，用流动注射法快速检测水体中的化学需氧量。

The methods used include chemical oxidation, direct oxidation at high temperatures using high oxygen pressures, and the crystal growth of stoichiometric lead dioxide in the solution phase.

所使用的方法包括化学氧化法，在高温下用高压氧直接氧化以及化学计量准确的二氧化铅在溶液相中的晶体生长。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。