台山西北六镇土壤质地对土壤元素含量的影响_建筑施工论文 关键词: 台山 ,土壤质地,元素含量,影响 [gap=455]Keywords: taishan, soil texture, element content, influence
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... Light-Element Abundance 元素含量 light-emitting element 发光元件 light-element impurities 轻元素杂质 ...
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营养元素含量 nutritive element content
微量元素含量 micronutrientlevels ; PPM ; impurity elements contents ; Trace mineral content
矿质元素含量 Mineral Element Content
杂质元素含量不大于 Impurities
主要矿质元素含量 main mineral element content
大气颗粒物中元素含量 Atmospheric particulate matter content elements
放射性元素含量单位 unit of radioelement concentration
多元素含量的测定 Determination of multi-element contents
元素含量检测镍 Ni
The major element content between triploid and diploid populus tomentosa varied significantly.
三倍体毛白杨无性系与二倍体毛白杨无性系的大量元素含量存在明显差异。
参考来源 - 三倍体毛白杨叶片营养与林地养分动态研究The rules of elemental content in the soil of main seagrass meadows in Beihai,Guangxi and the relation between seagrass biomass,AH and elemental content in the soil were studied.
本文研究广西北海主要海草场的土壤元素含量的规律及其与海草生物量和海草地上部分高度之间的关系。
参考来源 - 两种海草植物与土壤的关系及其叶片不同发育阶段元素含量和热值的研究The carbon content increasing while other elements (O, H, N) contents decreasing during pre-carbonization and carbonization. The change of S element content reflects the change tendency of remnant solvent (DMSO).
S元素含量的变化反映了丝条中残余溶剂DMSO的变化趋势,DMSO残留过多会降低最终碳纤维强度,并可因产生焦油而引起纤维粘连毛丝疵点及碳纤维机械强度下降。
参考来源 - 碳纤维制备过程中元素含量变化与结构性能相关性研究·2,447,543篇论文数据,部分数据来源于NoteExpress
因此,典型晕星的铁元素含量仅为太阳的3%。
Thus, the typical halo star has only 3 percent of the sun's iron content.
科学家们称发现了一颗碳元素含量超高的钻石星球——星球上的山脉都是由钻石构成的。
Scientists discovered a massive planet that is so abundant in carbon that any mountains on it could be made from diamonds.
专家称啤酒是膳食中硅元素的主要来源——人体大概能够吸收啤酒中硅元素含量的二分之一。
The experts said beer was a major source of dietary silicon – roughly half of the silicon in beer can be readily absorbed by the body.
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