耗氧系數 的英文怎麼說
中文拼音 [hàoyǎngxìshǔ]
耗氧系數
英文
oxygen utilization coefficient-
On the basis of previous studies, the paper presents a comprehensive review and summary on the influence of sediment to water quality in the yellow river, highlighting four issues : 1 the influence of the sediment on pollutant behavier, 2 the relationship between sediment - associated natural organic matter and water quality parameters of oxygen - consuming organic pollutants and its influence on the assessment of the water quality in the yellow river, 3 the relationship between the heavy metal background values of the sediment and the water quality parameters of the heavy metals and its influence on the assessment of the pollution of the yellow river, 4 the influence of sediment ? ? containing much carbonates in the yellow river on the water quality and the monitoring of the water quality
黃河是世界上罕見的多泥沙河流，泥沙與水相互作用對黃河水質產生顯著影響。根據以往研究工作，對黃河泥沙與水質的關系問題作全面的總結評述和展望，著重於4個問題： 1黃河泥沙對污染物行為的影響2黃河泥沙中的天然有機質與黃河耗氧有機物水質參數的關系和對污染評價的影響3黃河泥沙中的本底量重金屬與黃河重金屬水質參數的關系和對污染評價的影響4黃河泥沙中的碳酸鹽對水質和對水質監測研究的影響。On the basis of previous studies, the paper presents a comprehensive review and summary on the influence of sediment to water quality in the yellow river, highlighting four issues : 1 the influence of the sediment on pollutant behavier, 2 the relationship between sediment - associated natural organic matter and water quality parameters of oxygen - consuming organic pollutants and its influence on the assessment of the water quality in the yellow river, 3 the relationship between the heavy metal background values of the sediment and the water quality parameters of the heavy metals and its influence on the assessment of the pollution of the yellow river, 4 the influence of sedimentcontaining much carbonates in the yellow river on the water quality and the monitoring of the water quality
黃河是世界上罕見的多泥沙河流，泥沙與水相互作用對黃河水質產生顯著影響。根據以往研究工作，對黃河泥沙與水質的關系問題作全面的總結評述和展望，著重於4個問題： 1黃河泥沙對污染物行為的影響2黃河泥沙中的天然有機質與黃河耗氧有機物水質參數的關系和對污染評價的影響3黃河泥沙中的本底量重金屬與黃河重金屬水質參數的關系和對污染評價的影響4黃河泥沙中的碳酸鹽對水質和對水質監測研究的影響。General model c38 dc meters are portable taut - band suspended moving coil instruments with light - spot indication. the meters have the feature of extremely high in sensitity and small in consumpition being particularly suitable to be used for measuring weak electric quantity on dc circututs, also for testing the static paramenters of transistors as well for measuring the output of millivolt values of zhermocouple in the vacuun furnaces ( or hydrogen furnaces )
C38型直流電表是磁電系張絲支承光點指示可攜式電表儀表具有極高的靈敏度，功耗小，特別適合弱電量直流電路測量及晶體管靜態參數測試用以及用做真空爐（或氧氣爐）中測量熱電偶的輸出毫伏值The effects of hydrofoil impeller on erythromycin fermentation and variation of fermentation parameter such as broth viscosity, dissolve oxygen, fermentation unit, power consumption on the scale of 20 ton fermentor, etc. with time were studied
摘要在20t工業發酵罐中，研究了翼形軸流槳攪拌對紅?素發酵過程的影響，重點考察了粘度、溶氧、效價等過程參數變化，以及攪拌功耗與發酵產量之間的關系。The high voltage windings is made by sectional aluminium foil with glass fiber and resin casting, the voltage between turns is very low, the partial discharge is very low, there is no cracking, since the expansion factor of conductor and insulation material is similar, it also has the advantages of no corrosion, no pollution, low losses, low noise level, anti - vibration, fire protection, maintenance free, long operating life and high reliability
低壓繞組為銅箔繞制，半干nomex紙做層間和外層絕緣，經乾燥與銅箔固化為一體，散熱好強度高。高壓繞組為分段鋁箔繞制，玻璃絲網架環氧樹脂澆注，層間電壓低，局部放電小，導體和絕緣體膨脹系數相似，不裂壽命長無腐蝕無污染損耗小噪音低抗震阻燃免維護運行安全可靠。分享友人