The limit accrual that from inside this concept extend the meaning comes out and limit cost are to show the company raises or the accrual of the last unit mixes reductive cost 从这个概念中引申出来的边际收益和边际成本是指企业增加或减少的最后一个单位的收益和成本。
Analysis of change of the nutrient concentration in porewater with depth indicates the relation between the oxidative - reductive conditions and the nutrient concentration 对沉积物中孔隙水营养盐浓度随深度的变化分析,表明了沉积物孔隙水中营养盐浓度变化与氧化还原环境的关系。
Storage & transportation : storage in cool , dry places . no contacting with alkaline , reductive or oxidative matter , it can be carried by train , truck , or ships (六)储存和运输:储存在阴凉、干燥的环境,注意防潮,太阳直晒,不要和氮化物和还原物混合。可以通过火车、卡车、轮船运输。
The result of the reductive reducing experiment indicated that sulfate - reducing bacteria could absorb organic carbon as nutrition materials to grow , at the same time , uranium was reduced and precipitated 硫酸盐还原菌也可利用岩石中的有机碳作为营养物质进行生长繁殖,并将铀还原沉淀。
The temperature is controllable and resultant and reductive process of nox can be simulated in furnace , which provide test element for nox reduction research with micronized coal reburning 试验炉内温度可控制,可以模拟煤粉炉内nox的生成和还原过程,为超细粉再燃的研究提供了试验基础。