实验室实验

The low-grade phosphate ores with high impurities of sesquioxide were digested in phosphoric acid and nitric acid.

采用正交实验，研究了高倍半氧化物含量的中低品位磷矿在磷酸与硝酸混酸中的酸解行为，并确定了实验室最佳工艺条件：反应温度65℃，液固比14∶1，磷酸浓度(P2O5)20%，硝酸浓度9.50g/L，添加物KDD浓度5.50g/L，反应时1h。

The sampling current signal board and the control board are designed, and the debugging is finished. The software of the system is programmed and the flow charts are given. The tests have been carried on in the laboratory environment.

在此基础上设计了系统的采样信号调理板、光耦隔离驱动电路板，完成了电路板的调试；编制了系统的控制软件，给出了各部分的程序流程，在实验室环境下进行了实验研究。

The method is in simular experimented in the water circulating system consisting of the water pump and the stainless steel pipeline in the laboratory. The result proves the information fusion technology is remarkably superior to the method of single leak detection.

在实验室用水泵和不锈钢管道组成的水循环系统进行了模拟实验，通过对比验证了信息融合检漏方法比单一检漏方法具有明显的优越性。

The results show that the properties of the three-phase foam are the best when the mass fraction of foaming agent, soluble glass and slurry are 0.2%, 2% and 20%(fly ash and water is 1:4) respectively. And the high-quality three-phase foam was formed through the established lab system.

结果表明，当发泡剂质量分数为0.2%，水玻璃质量分数为2%，灰水质量比为1：4时，制得的防灭火三相泡沫的性能最好，并在实验室构建的三相泡沫实验系统上制备出了高性能的防灭火三相泡沫。

In this article,I have researched the fabrication of the diffractive elements with a spherical surface.

本文根据衍射元件在光学系统中的特殊应用，利用本实验室的实验条件，进行了平凸型折衍混合透镜的制作研究。

Under laboratory conditions,SBPH population\'s life cycle was observed which rearing in different host plants,such as Wu yujing No.3,Eryou No.084, Er you No.42,Xu dao No.3,Yan dao No.8,Yang mai No.12(YM-12),Barnyard grass and Stephanotis,then,the SBPH\'s life table was estabished.

在室内实验室特定条件下，通过透明养虫装置观察记录了灰飞虱在武育粳3号、Ⅱ优084、Ⅱ优42、徐稻3号、盐稻8号、扬麦12、稗草和千金子等8种寄主植物上的实验种群的一个完整的生活周期，制作了灰飞虱在不同寄主植物上的生命表。

The project involved:(1) Development of time and space resolved soft x-ray diagnostic instruments: a pinhole transmission grating streak spectrograph and a stigmatic grazing incidence grating flat-field streak spectrogrph, which are the most powerful in x-ray laser and laser plasma researches of our laboratory.

它们已成为我们实验室X射线激光和激光等离子体软X射线发射实验研究中最有力的诊断手段。（2）系统地研究了X射线激光增益介质—线状激光等离子体的均匀性。结果表明线聚焦激光照明的均匀性是实现均匀线性状激光等离子体的必要条件。

He must have known it ever since the strontium 90 experiment he conducted at the laboratory.

" "他一定知道它自锶90进行实验，他的实验室。

This technological base, along with strong sales, marketing and manufacturing, positions Strategic Diagnostics Inc.

同时SDI 也是免疫分析试剂盒的顶级生产商，所生产的试剂盒一般用于实验室和田间实验。

He experimented for years in his own laboratory, and while he was still a young man , he invented wireless telegraphy.

他在他自己的实验室里成年累月的作实验，之后，当他还是个年轻人的时候，他发明了无线电报。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。