Uncertainty Analysis on Determination of Arsenic in Water by Silver Diethyldithiocarbamate Spectrophotometry

The Study on Raising Chlorine Dioxide Ratio for ChlorineDioxide/ Chlorine Synergic Disinfectant Generator

提高ClO2／Cl2协同消毒剂发生器的ClO2产率的条件研究

This article introduce the property, uses and production process of chlorinedioxide, and it's future development prospect.

详细地介绍了二氧化氯的性质、用途、生产方法及其未来的发展前景。

Effective complex chlorinedioxide generator is a waste water processing equipment which has good disinfection effects and economic benefits.

高效复合二氧化氯发生器是一种消毒效果好又经济实用的污水处理设备。

Property, production and application of stable chlorinedioxide

稳定性二氧化氯的性质、制备及其应用

The other antigens with higher positive rate were sulphuric acid nickel, aromatic mixture, formaldehyde, sodium mercurothiolate and ursol D in turn.

其余阳性率较高的抗原依次是硫酸镍、芳香混合物、甲醛、硫柳汞、对苯二胺、二盐酸乙二按、替可的松新戊酸盐等。

By far the worst of the storm has taken place in and around Texas.

至今为止,最大的暴风雪发生在德克萨斯附近.

Most of Gaudi's works were constructed in and around Barcelona.

高迪的大部分作品都建在巴塞罗那及其周边地区.

Hundreds of factories have been closed in and around Beijing.

北京内外的上百家工厂都已关闭.

Today many businessmen in and around the capital are disgruntled.

现在,许多首都内外的商人们开始不高兴了.

He is a well-known township entrepreneur in and around the town.

他是四乡八村有名的乡镇企业家.

It finds food in and around water.

它在水中和岸边寻找食物.

The mobile phone speaker cover can not only protect the speaker, but also have an influence on the electroacoustic characteristics.

手机扬声器的面盖不仅起保护扬声器的作用，而且会对电声性能产生影响。

The thermal slices transfer heat to the mobile phone outer cover and reduce the heat gathered around the optical engine.

导热片将热量传递至手机外壳，减少了热量在光引擎周围的聚集。

Design of injection mould for mobile phone battery cover

手机后壳的注塑模具设计

Chosen the mobile phone cover, paper introduced the method of the injection mould design.

本文以手机前盖注塑模具设计为例，介绍了常用注塑模具设计方法和流程。

They have developed a mobile phone cover that can be placed in compost and weeks later will turn into a flower.

他们已经开发出一种新型的手机外壳，将这种外壳“种”入堆肥中，几周后它将变成一朵花。

There was one day the handphone billing company called up to check and confirm if the bill is his.

有一天电话公司打电话想与他确认话单里的电话是否由他打出。

By infrared PCM modulation and using infrared handphone, the device can control the movements of about one hundred lamps, individually or in groups.

对红外光进行PCM调制，采用一只红外发射手机可同时对上百个灯具的上下，左右旋转，俯仰，水平移动或调焦动作，进行单独或群控控制。

How can I be sure that you just pick up her handphone?

我怎么确定你只是捡到她的手机？

Aluminium electrodeposition from the organic electrolytic systems of ether solvents, aromatic hydrocarbons and dimethylsulfone have been mainly introduced.

着重介绍了在有机醚溶剂、芳香族碳氢化合物、乙基磺酸脂等有机熔盐中铝的电沉积情况；