查询词典 praseodymium

Praseodymium and its alloys and compounds are useful in a variety of ways.

包装：10、25、50公斤/袋，内两层塑料袋，外编织、铁桶、纸桶或塑料桶。

This method could also be applied to prepare praseodymium oxides, however, it was not successful in preparing other light rare earth oxides.

这种方法可以应用到制备氧化镨，但是，无法成功应用到制备其他轻稀土氧化物。

It suggests that rare-earth elements yttrium and praseodymium have certain genotoxicity.

提示稀土元素钇和镨具有一定的遗传毒性。

The results show that the isotherms of the interaction between praseodymium and yttrium ions and the sediments are the stepped.

结果表明，黄河水中Pr3+和Y3+与沉积物相互作用的吸附等温线具有一个"拐点"两个"平台"，是一种台阶型的二级交换等温线。

The effect of DNA damage in human lymphocytes induced by yttrium chloride and praseodymium chloride was detected using SCG assay.

用单细胞凝胶电泳法检测了稀土化合物氯化钇和氯化镨对人外周血淋巴细胞的DNA损伤效应。

And lead, praseodymium, and platinum, plutonium

只有还生活在现代以前的人，才不明白这一点。

A mixture of praseodymium with neodymium is used to make specialty goggles for welders and glass blowers.

选用廉价的镨钕金属代替纯钕金属制造永磁材料，其抗氧性能和机械性能明显提高，可加工成各种形状的磁体。

The exchange adsorption effect between sediments and praseodymium .

p H值是影响吸附作用的主要因素，随着 p H值的增大沉积物与稀土离子的交换吸附作用相应增

Within 3 months, four groups in China had replaced the lanthanum with elements such as praseodymium and samarium and driven the temperature for resistance-free flow up to 55 kelvin.

3个月内，中国的4个研究组在用诸如镨和钐等元素取代了镧元素后将无电阻电流运送温度提高至55开。

Nanometer praseodymium and iron doped TiO2 powder was obtained from tetrabutyl titanate by sol-gel method.

以钛酸丁酯为原料，用溶胶-凝胶法制备了掺杂镨和铁的纳米TiO2粉末，采用X光衍射仪对粉体的物相进行了表征。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。