查询词典 carbon dioxide

By now, the conversions from carbon to carbon dioxide, from hydrogen to water and some other chemical conversions have formed the vast majority of commercial energy.

迄今为止的商品能源的化学转化都是由碳转化成二氧化碳、由氢转化成水……的氧化过程。

A little change of soil organic carbon may lead tomore change of carbon dioxide.

土壤有机碳的微小变动可导致大气二氧化碳浓度较大变化。

Utilization of carbon dioxide and propylene as starting material for direct synthesis of methacrylic acid has an attractive alternative to organic synthesis, environmental protect and utilization of carbon.

以CO_2和丙烯为原料直接合成甲基丙烯酸，在合成化学、碳资源利用和环境保护等方面均有重大意义。

The relative concentrations of oxygen and carbon dioxide in the surrounding air determine the balance of photosynthesis and photorespiration and thus the efficiency of carbon fixation .

环境中氧气和二氧化碳的相对含量决定了光合合成和光呼吸的反应平衡和二氧化碳固定的效率。

An artificial neural network model is set up to depict relation between the self-ignition duration and sulfur content, ash content,oxygen consumption rate,carbon monoxide as well as carbon dioxide generation rate of coal at different temperature of self heating process.

根据煤的硫分、灰分以及煤自燃过程中的耗氧速率、CO和CO2产生率等随温度变化的序列值与煤自然发火期之间存在的密切对应关系，建立了前向多层人工神经网络模型，用已有的煤自然发火实验数据对网络进行训练，得到了神经元间的联结强度，从而准确地表征这种对应关系。

In the occurrence of arcs discharges, spark discharges and corona discharges, sulfur hexafluoride (SF6) would be decomposed to complicated byproducts such as carbon dioxide (CO2), carbon tetrafluoride (CF4), etc.

六氟化硫（SF6）气体在电弧、电火花和电晕放电的作用下会发生分解，产生二氧化碳（CO2）、四氟化碳（CF4）等分解产物。

Therefore, we must take the necessary measures to reduce the environmental impact of carbon dioxide. For example: tree-planting activities, reduce fossil fuel use, we can from our own, to promote low-carbon living.

因此，我们必须采取必要措施减少二氧化碳对环境的影响，例如：搞植树活动、减少石油燃料的使用，我们可以从我们自己做起，倡导低碳生活。

From polluted water of Huayang pesticide plant,isolated a L-W strain which can grow with methylparathion,ρ-nitrophenol which produced during degradation as the sole source of carbon,and turn them to carbon dioxide and water,it was identified as Arthrobacter sp.

从生产甲基对硫磷的华阳农药厂污水暴气池中，分离到1株能以甲基对硫磷及其降解中间产物对硝基苯酚为惟一碳源生长，且能够将其彻底降解为CO2和H2O的细菌L-W，经鉴定，为节杆菌属。

Carbon dioxide is 'fixed' by combination with the 5-carbon sugar ribulose bisphosphate,forming two molecu- les of phosphoglyceric acid.

光合作用的暗反应发生在叶绿体基质中，来自于光反应的 ATP和 NADPH被用来将CO2还原成糖类。

In a 1997 interview, Plass told me,"all sorts of things came together" that placed him at the scientific forefront: new detailed laboratory measurements of the absorption bands of water vapor, carbon dioxide and ozone; theoretical developments involving the influence of temperature and pressure on infrared absorption; new information about the carbon cycle and industrial emissions; and access to a new high-speed electronic computer to facilitate complex calculations of radiative transfer that replaced the older, graphical approximations.

在1997年的一次采访中，普拉斯告诉我：&所有的事情都赶在一块儿&，把他推到了研究的最前沿：测量水蒸气、二氧化碳和臭氧的吸收光谱带有了新的实验方法；温度和压强对红外吸收的影响理论有了新的发展；碳循环和工业废气排放有了新的资料；新的高速电子计算机代替了老式的图解近似法，让辐射传热的复杂计算变得简单了。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。