查询词典 chromium

Sodium dichromate dihydrate is an inorganic compound containing hexaalent chromium that was used in the NTP studies.

重铬酸钠是NTP在研究中使用的一种含有六价铬的无机化合物。

The head block is made from duralumin, and the back block is made from bronze. Heat-treated high strength chromium manganese steel bolts were used for binding the PZT elements.

为了获得高速和大推力，驱动头选用硬铝材料，后端盖选用黄铜，压紧螺栓选用镀铬高强度钢材料。

Influence of complexes and acidity control on electrokinetic process of soil chromium .

络合剂和酸度控制对土壤铬电动过程的影响。

This paper presents the experimental study on the electrokinetic remediation of the chromium-polluted kaolin at laboratory scale.

用电动方法对铬污染高岭上的修复进行了实验室研究。

X-ray diffraction and scanning electron microscope were used to characterize the chromium deposits.

并用X射线衍射和扫描电子显微镜等方法对铬镀层的结构进行了检测分析。

Chromium is an element widely used in industries, such as electroplate, pigment, paint, metal alloy, dying and so on.

重金属元素铬一方面在工业上得到广泛的应用，如在电镀、颜料、油漆、合金、印染、等方面；另一方面它对人和动植物具有严重的危害。

Cr6+ treatment method for eluate of ion exchange resin column in treatment of plating waste water contaning chromium with ion exchange method was introduced.

介绍了用离子交换法处理含铬废水的离子交换柱的洗脱液中Cr6+的处理方法。

The eluviation experiment of the two-stages column filled with steel slag farther showed this process can be used as the pretreatment stage of chromium-containing wastewater treatment in industry.

结果表明，经硫酸亚铁还原处理后再用钢渣处理比单纯用钢渣处理的效果明显提高，采用钢渣／总铬质量比为40的100目钢渣处理经硫酸亚铁还原后的含铬废水，总铬和Cr^6＋去除率分别达79％和84％，采用钢渣柱进行的两级淋滤实验进一步表明该方法可作为工业上含铬废水处理的预处理段。

Several minerals have a green color, including the emerald, which is colored green by its chromium content.

一些矿物也是绿色的，例如翡翠，因为它们有铬元素。

Weimei is keeping ahead in the metal surface chromium coated in China and the equipper capacitor is the biggest domestic.

公司金属表面镀铬居国内领先地位，装机容量国内最大。

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