查询词典 methane

The device was found to have low sensitivities to xylene and methane.

对甲烷和二甲苯也有微弱反应，但是其灵敏度很低。

Design of automatic zero adjustment of CANbus inclinometer;2. The author presents the mechanism of automatic zero adjustment and sensitivity correction of mine intelligence methane sensor.

从矿井智能瓦斯传感器自动调零和校正灵敏度的机理出发，对现场测试结果进行统计分析，以求得补偿零点和校正灵敏度的依据。

Basing on above researches, we designed a series of ionic liquid supported acetylacetone metal catalysts and non ionic liquid supported acetylacetone metal catalysts. The catalytic abilities of these catalysts were evaluated by using them to catalyze the methane oxidation reaction.

在以上研究的基础上，本论文设计了系列离子液体支载的乙酰丙酮金属催化剂及非离子液体支载的乙酰丙酮金属催化剂，并通过这些催化剂对甲烷氧化反应的催化效果来预测它们的活性。

The researchers also tried to find a chemical pathway by which the plants could make methane aerobically.

研究人员也尝试着去寻找植物在有氧环境下制造甲烷的化学机制。

The result showed that the methane tank sludge was execellent, with 25338.16 mL of the total aerogenesis tolerance, 844.61 mL of day aerogenesis tolerance.

通过对沼气池污泥的接种量设置不同的梯度，研究接种量对产气效果的影响。

The results showed that under 8% of raw total solids concentration, 6.8-7.4 of pH, the methane tank sludge, 20% of them inoculated, after 30 days of fermentation, it was 9 days of period that the effect was execellent. The total aerogenesis tolerance was 42490.70 mL, the day aerogenesis tolerance was 1416.36 mL, the pit held aerogenesis rate was 0.217 m~3/m~3·d , the stuff held aerogenesis rate was 0.241 m~3/m~3·d, the raw material aerogenesis rate was 0.090 m~3/kg·TS.

结果表明，在原料的总固体浓度为8％、pH值介于6.8～7.4、接种沼气池污泥量为原料干物质重量的20％、发酵周期为30d时，对发酵系统间隔9d换料的效果最好，其在总产气量、日均产气量、池容产气率、料容产气率和原料产气率分别达到了42490.70mL、1416.36mL、0.217m~3／m~3·d、0.241m~3／m~3·d和0.090m~3／kg·TS，都比不换料的对照处理有很大提高，分别提高了153.41％、153.41％、152.33％、153.68％和150％，沼气中的甲烷含量也在70％以上。

A In the absence of oxygen, the organic matter is broken down anaerobically to form large amount of toxic and bad-smelling gases such as methane, ammonia, and hydrogen sulphide, the water quality is further deteriorated.

a 在缺少氧气的情况下，有机物质被缺氧呼吸分解为大量有毒而又恶臭的气体，如：甲烷，氨，和硫化氢，这些东西使水质更坏

According to Goodland and Anhang's paper, which has not been peer-reviewed, scientists have significantly underestimated emissions of methane expelled by livestock.

虽未经同行专家严谨审查过，根据古特兰和安汉的报告，科学家们过度低估畜牧业所排放出来的甲烷影响力。

By the research on the high coalrank coalbed methane reservoir of the Qinshui basin including the study of the coalbed thermal evolution level, the temperature and pressure of inclusion in calcite or quartz reef in coalbearing strata, the palaeogeothermal analysis of the fission track of apatite and zircon, the anogenic isotopic age, and the geothermal flux caused by magmatic activity, we have proved the existence of the tectonic thermal event.

通过对沁水盆地高煤阶煤层气藏的实例进行剖析，从煤层的热演化程度，煤系地层的方解石脉、石英脉体中的包裹体温度和压力，磷灰石、锆石的裂变径迹古地温分析，中生代火成岩的同位素年龄，岩浆活动产生的大地热流值方面证明了构造热事件的存在。

The compactness and association of large lucinid bivalves in massive cold-seep carbonates further indicate pronounced, long-lasting seepage of methane occurred antecedently the development of Takangshan Reef.

至於大岗山地区所见岩理致密并且含有许多大型满月蛤贝类的块状冷泉碳酸盐岩，则显示在大岗山珊瑚礁发育之前泥岩基底曾有持续相当长时间甲烷逸出的冷泉作用。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。