Water is made up of atoms of hydrogen and oxygen.

水由氢和的原子构。

Water is a compound of hydrogen and oxygen.

水是氢和的化合物。

The circulation from carbon , oxygen is that centre discusses the effect explaining edaphon's.

从碳，的循环为中心论述说明土壤微生物的作用。

Mixed culture of MTBE degrader was successfully isolated under aerobic condition using different acclimation patterns.

应用不同的驯化方式以MTBE为惟一碳源,在好的条件下,驯化、筛选高效降解混合菌株,为现场应用打好基础。

Hydrogen and oxygen are the constituents of water.

氢和是水的主。

Measurement  principle:  oxygen-dependent  change  of  phase-angle  of  FDA  silicone-protected luminophore.

依赖的FDA硅基保护的荧光相移。

We have investigated oxyhalide glass in detail for the blue and green light output.

系统的研究了用于实现蓝绿光输的卤玻璃材料。

It is only device to measure hemodynamic by the Inert Gas Rebreathing method.

唯一应用气体再呼吸法技术检测血流学及学的仪器.

Its gene frequency was calculated according to Hardy-Weinberg equation.Results Activity of serum paraoxonase was 97.6-472.1 unit.

结果正常人群的对磷酶活性范围在97.6～472.1单位之间，不同年龄和性别之间差异无显著性。

The binary solid-liquid equilibrium phase diagram for fluorene and 2-methyl-diphenylene oxide is analyzed according to the experimental results.

同时根据实验结果，对芴与2-甲基芴两元物系的固液平衡相图进行了推测析。

O-Benzylhydroxylamine hydrochloride was conveniently prepared by O-benzylation of N-hydroxybenzamide,acidic hydrolysis and salifying with HCl(g).The overall yield was over 76%.

芐基羟胺盐酸盐可通过苯甲羟肟酸的苄醚化、酸水解及氯化氢盐制得,总收率76%。

According to the spectroscopic characteristics of haemoglobin and oxyhaemoglobin,this paper present a new system for monitoring the arterial oxygen saturation.

根据血红蛋白和含血红蛋白的光谱特性，提了一种监测脉血饱和度的新系统。

The paper introduces their salt-tolerance mech anism and research progress regarding conventional anaerobic or aerobic sludge, halophile and salt-tolerant yeast.

针对处理含盐废水的几类菌种:普通的厌或好污泥、盐菌和耐盐酵母菌,别阐述了其耐盐机理和研究进展。

Diester deoxyaconitine is very toxic.When deoxyaconitine was transformed into mono-ester aconitum alkaloids and lipo-alkaloids by human intestinal bacteria, the toxicity decreased.

双酯型的去乌头碱的毒性较高，当它被肠内细菌转化为单酯型和脂类生物碱时会使其毒性降低。

The test for treatment of waste water from acetic acid and acetic anhydride production by using anaerobic digestion-aerophile biochemical method is described.

介绍对醋酸、醋酐生产中的有机废水采用厌好生化处理方法的试验。

In terms of ecological factors, it is summarized the development of ecological factors(biological factors and abiological factors) for the ANAMMOX system in this paper.

从生态因子的角度发，综述了厌氨化的影响因子（生物因子及非生物因子）的研究进展。

The improvement of the purity of fluorene is not dependent on the removal of acenaphthene and dibenzofuran, but dependent on the separation of other impurities.

芴纯度的提高主不是依赖苊、芴的去除,而是其它杂质的离。