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- spatial distribution of soil total carbon content 土壤总碳分布
- Methods for chemical analysis of bauxite ores--The non-aqueous titrametric method after combustion for determination of total carbon content GB/T3257.;20-1982铝土矿化学分析方法燃烧-非水滴定法测定总碳量
- 120 samples from 6 shallow wells indicate that,source rocks of the Middle and Lower Devonian have a total carbon content varying from 0.37% to(3.63%) with an average of 1.65%. 6个浅井的120个样品表明;南盘江盆地中下泥盆统烃源岩有机碳含量为0.;37%25~3
- total carbon content 总碳含量
- Its carbon content is 5 per cent. 其碳的含量为百分之五。
- Because the carbon content of steel largely determine its usefulness for specific application. 因为钢的含碳量在很大程度上决定了钢在具体应用时的范围。
- The carbon content of mild steel is much lower than cast-steel. 软钢的含碳量要比铸钢的低得多。
- The change of carbon content of each fraction is similar with that of the total DOC. 各组分DOC含量变化与总DOC含量变化相似。
- The Total Organic Carbon content (TOC) of the Chinese loess can reflect thetrend of the paleo-climatic changes. 黄土剖面中总有机碳(TOC)分布可反映古气候演化的趋势。
- The more pronounced ferrite refinement is achieved as carbon content increased. 碳含量提高有利于铁素体晶粒细化。
- total carbon contents 全碳量
- It is suitable for measurement of bright carbon content of coal power type. 用于煤粉型砂等材料光亮碳含量的测定。
- Cast steel contains carbon of less than .3% by weight, while cast and ductile irons have at least 3% total carbon. 铸钢含碳量少于0.;3%25,而铸铁和球墨铸铁含炭量量则至少为3%25。
- To respond to quenching, the carbon content must be about 0. 30% or more. 为了适应淬火;含碳量必须约为0.;30%25或更多。
- Total carbonate content 碳酸盐含量
- T700 fibers had a higher carbon content and less nitrogen than did T300 fibers. T700的含碳量高于T300,含氮量低于T300。
- The contributions of the undergrowth,litter layer,coarse woody debris (CWD) and dead fine root to the total carbon pool was no more than 1%. 格氏栲和杉木人工林乔木层碳库分别占人工林碳库的65.;9%25和57
- An on-line analytical method of gas chromatography for determination of total carbon in pure hydrogen produced by PSA was studied. 利用带镍加氢转化炉的气相色谱仪,在线分析变压吸附法制纯氢中的总碳。
- Because the carbon content of steel largely determines its usefulness for specific application. 因为钢的含碳量在很大程度上决定了钢在具体应用时的范围。
- Net calorific value has met the lowest requirement for MSW incineration,but high levels of total nitrogen and total carbon make it technologically more suitable for composting. 垃圾湿度和容重高于全国平均水平,热值基本满足垃圾焚烧处理要求。