查询词典 oxygen-deficient

Petrochemical industry major applications API standard gate valve, globe valve and check valves; electricity sector, mainly in power stations using high-temperature pressure valve, globe valve, check valve and safety valve, and part of the low-pressure water supply and drainage valve butterfly valve, gate valve; the chemical industry mainly uses stainless steel valve, globe valve, check valve; metallurgical industry mainly uses low-voltage large-diameter butterfly valve, oxygen valve and oxygen valves; urban construction department used mainly low-pressure valve, such as urban water mainly uses large-diameter brake pipe valve, the main floor, blending the building with the center line butterfly valve, urban heating primarily metal sealing butterfly valve; oil pipeline used mainly flat valve and ball valve; the pharmaceutical industry mainly uses stainless steel ball valve; the food industry mainly uses stainless steel ball valve and so on.

石化行业主要应用API标准的闸阀、截止阀和止回阀；电力部门主要采用电站用高温压闸阀、截止阀、止回阀和安全阀及一部分给排水阀的低压蝶阀、闸阀；化工行业主要采用不锈钢闸阀、截止阀、止回阀；冶金行业主要采用低压大口径蝶阀、氧气截止阀和氧气球阀；城市建设部门主要采用低压阀，如城市自来水管道主要采用大口径闸阀，楼寓建设主要采用中线蝶阀，城市供热主要采用金属密封蝶阀；输油管线主要采用平板闸阀和球阀；制药行业主要采用不锈钢球阀；食品行业主要采用不锈钢球阀等。

Petrochemical industry Rising stem resilient gate valve majopplications API standard gate valve, globe valve and check valves; electricity sector, mainly in power stations using high-temperature pressure valve, globe valve, check valve and safety valve, and part of the low-pressure water supply and drainage valve butterfly valve, gate valve; chemical industry is mainly made of stainless steel valve, globe valve, check valve; metallurgical industry Forged steel welding gate valve mainly uses low-voltage large-diameter butterfly valve, oxygen valve and oxygen valves; urban construction department used mainly low-pressure valve, Such as urban water supply pipeline used mainly large-diameter valve, floor, blending the building of the center line butterfly valve used mainly in urban heating primarily metal sealing butterfly valve; oil pipeline used mainly flat gate valve and ball valve; the pharmaceutical industry mainly uses stainless steel ball valve; the food industry mainly uses stainless steel ball valve and so on.

石化行业主要应用API标准的闸阀、截止阀和止回阀；电力部门主要采用电站用高温压闸阀、截止阀、止回阀和安全阀及一部分给排水阀的低压蝶阀、闸阀；化工行业主要采用不锈钢闸阀、截止阀、止回阀；冶金行业主要采用低压大口径蝶阀、氧气截止阀和氧气球阀；城市建设部门主要采用低压阀，如城市自来水管道主要采用大口径闸阀，楼寓建设主要采用中线蝶阀，城市供热主要采用金属密封蝶阀；输油管线主要采用平板闸阀和球阀；制药行业主要采用不锈钢球阀；食品行业主要采用不锈钢球阀等。

Through the dynamic simulation test of the indoor autoclave, the law of the influence of oxygen content, drill fluid temperature, drill fluid flow velocity and the salt concentration of the drill fluid on the oxygen corrosion rate of the S135 drill pipe steel was studied separately in order to investigate the relatio...

为研究腐蚀因素与腐蚀速率的关系，通过室内高压釜动态模拟实验，分别研究了钻井液中含氧量、钻井液温度、钻井液流速和钻井液盐浓度对S135钻杆钢的氧腐蚀速率影响规律。

In order to study the seasonal fluctuations of the environmental factors in the burrows of plateau zokors, the temperature and humidity were measured directly by thermo-hygrometer, the water content of the soil was measured by using the drying cabinet, oxygen and carbon dioxide concentrations were measured using oxygen and carbon dioxide radiomete.

为了测定高原鼢鼠洞穴环境因子的季节性变化，我们用温湿度计、干燥箱和O_2、CO_2测定仪测定了春、夏、秋三个季节中高原鼢鼠洞道内的温湿度、土壤水分含量和气体组成。

Changsha 410083, China）Abstract: The electric field has effective influence on the transmission of oxygen gas in dump when heap leaching. The seepage properties of oxygen in dump under the effect of electric field are investigated by triaxial compression and seepage test.

摘 要：针对电场作用对堆浸过程中氧气气体在浸堆中传输的影响，在实验室采用三轴渗流实验装置和电场实施装置，研究外加电场作用下浸堆中氧气气体的渗流性质。

Oxygen-containing free radicals are produced when oxygen is not completely reduced to water in energy-producing oxidation reaction.

如果在物质氧化产生能量过程中，氧未被完全还原成水，可导致氧自由基的产生，氧自由基也可转变成一些非自由基氧活性物质。

Analyze the influencing factors and calculate means of the sludge concentration identification of mixtures in aeration tanks,then deduct the theoretical calculation formula of the sludge concentration in mixtures on the relationships between oxygen tranasfer velocity and the oxygen demand in aerations.

就曝气池混合液污泥浓度确定的影响因素及方法进行了分析，并根据氧的转移速率与曝气池需氧量的

Aerobes are organisms that do use oxygen; they include some that must have oxygen.

好氧类则是利用氧气的微生物，包括一些必须在有氧环境中的。

Molds are aerobes, and are controlled by the absence of oxygen, Bacterial populations which will dominate a substrate may be manipulated by their oxygen requirements and its availability..

霉菌是需氧的，它受缺氧的控制。基质的控制。基质中占主导地位的各种细菌的菌数分布受各菌的需氧情况以及获得氧的难易的控制。

Molds are aerobes, and are controlled by the absence of oxygen, Bacterial populations which will dominate a substrate may be manipulated by their oxygen requirements and its availability..

如果其他因素均为最佳，那么发酵的最终产物可以部分地受基质的氧分压控制。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。