并且美国宇航局的两个维京人登陆车在1976年,装备有精密的生命化学实验仪器,分析了它的土壤发现完全不存在可以构成生命的有机组织结构。
And NASA's two Viking landers in 1976, equipped with sophisticated life chemistry experiments, analyzed the soil and found it devoid of the organic building blocks of life.
本文尝试着以个案的方法将有机化学实验的微量法与常量法进行比较,并作进一步分析。
In this passage, tries to compare the small-amount method with regular-amount method in the organic chemistry experiment and makes further analysis.
本文描述了闪光灯泵浦的若丹明6g有机染料激光器的PTM模式运转的理论分析和实验研究。
This paper describes the theoretical analysis and experimental investigation of PTM mode operation of the flash-lamp pumped R-6G dye laser.
本文对有机化合物元素定性分析方法钠熔法实验的异常现象进行探讨并提出解释。
The article studied the abnomalities of organic compound qualitative elementary analysis by sodium fusion method and explained the reasons of the abnomalities.
针对伊斯曼有机废水治理实例,给出了模拟计算与实验分析相结合进行过程设计的具体思路。
Using Eastman waste water treatment case, this paper presents the detailed scheme to combine simulations with experiments for process design.
就嗜盐菌种和普通菌种测定高盐度废水BOD进行实验分析,实验结果表明采用驯化嗜盐菌种测定的BOD值能够更客观反映高盐度废水的有机污染程度。
The experimentation shows that it can more externally reflect organic load of high-salinity wastewater through determining BOD by acclimatized halophile bacteria than by common bacteria.
这是一个把无机,有机,分析,物理和计算化学结合在一起的实验,设计该实验的目的是要向你介绍一些基本原理。
This is an integrated experiment that includes topics from inorganic, organic, analytical, physical, and computational chemistry. It is designed to introduce you to the basics of.
通过对实验数据的分析,提出了有机玻璃棱镜导光管在体育馆照明中应用的形式。
Experimental data show that it is feasible to use the seamless prism light guide in gymnasium lighting.
通过实验合成了十种新的四配位、五配位和六配位的有机锡化合物,其结果经元素分析、 红外光谱所证实。
Ten novel tetracoordinated, pentacoordinated and hesacoordinated organotin compounds were synthesized in this paper. Their structures were characterized by elemental analysis and i. r. spectroscope.
实验表明,该装置是痕量挥发性有机物浓缩富集-气相色谱分析的有效手段。
The results show that it is a effective means to concentrate trace amount of volatile organic substance in GC analysis.
因其简单实用,固相微萃取(SPME)在实验室分析中被广泛用于有机化合物分析。
Solid-phase microextraction (SPME) is widely used in analytical laboratories for the analysis of organic compounds, thanks to its simplicity and versatility.
该文介绍了林业院校少学时的有机化学实验和仪器分析实验共同开设综合性实验的尝试。
Some attempts to run Comprehensive Experiments by Organic Chemistry and Instrumental Analysis are introduced in forestry universities as the limited period subjects.
针对有机化学实验室通排风系统的改造,将所设计的多种方案进行分析比较,探索因地制宜的最佳实施方案,以达到有效通排风的效果。
In this article, many exhaust ventilation projection designed for organic chemistry laboratory were studied and the best project was found. By using it, good effect was obtained.
由系统预分析实验可知,鹰嘴豆中含有黄酮、花青素、甾醇、酚类、有机酸、糖类、皂甙、蛋白质、鞣质等成分。
The results show that the main constituents were flavonoids, anthocyanins, hydroxybenzene, organic acids, saponins, protein, tan, glucides etc.
文中详细介绍了二氧化钛光催化氧化的基本原理,并以二氧化钛光催化氧化法处理有机废水实验为实例进行了分析。
This paper introduced the basic principle of photocatalytic oxidation and analysed the experimental example of the TiO_2 photocatalytic oxidation of organic wastewater treatment.
产品广泛应用于化学、生物、有机合成、分析测试等诸多领域及各行业实验室。
Our product is wide used in chemical, biological, organic synthesis, analysis and many other fields or sectors laboratory.
在贵州省关岭县石板桥小流域进行了不同地貌部位及不同土地利用类型的土壤剖面调查和采样,并对土壤样品进行了实验室分析,测定了总有机碳及土壤质地等指标。
In Guanling county, Guizhou province, an investigation and sampling to different landforms and cross section of land usage types was conducted on the drainage basin in Shiban Bridge River.
对有机氯农药的检测方法进行研究,实验优化了GC - MS的分析参数以及GC - ECD的检测条件,并将两种仪器的性能参数进行对比。
The analytical methods for OCPs were also studied. Analytical parameters of GC-MS and detection conditions of GC-ECD are optimized, and the performance parameters of the two instruments are compared.
分析了鸟撞实验结果的有效性,同时分析了有机玻璃被鸟体击穿后的破坏模式。
The effective of test results on bird striking were analyzed, and also the damage mode of the YB3 plate after breakdown by bird striking was analyzed.
分析了鸟撞实验结果的有效性,同时分析了有机玻璃被鸟体击穿后的破坏模式。
The effective of test results on bird striking were analyzed, and also the damage mode of the YB3 plate after breakdown by bird striking was analyzed.
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