source material是什么意思

网络释义

用法例句

It has believed that the major matter sources for Au element are ultrabasic rockbodies.

文章应用XRD分析、扫描电镜、回归分析、线性相关分析等方法,发现了Au与Pt、Pb共生,并呈正消长关系;Au、Ag、Se的赋存关系十分密切,认为金的主要物质来源是超基性岩体。

The results showed that the source of REEs from sea was few,and the source from land plants was about 1%.

研究发现:海洋来源对稀土元素的富集作用极其微弱;来自植物成因的物质来源小于1%;稀土元素的物质来源主要受陆源影响和控制。

The concentration,speciation and distribution of rare earth elements (REEs) in the suspended particulate matter (SPM) of Lake Chaohu were studied by inductively coupled plasma mass spectrometry(ICP-MS) after sequential extraction in order to investigate the source of matters in the aquatic environment.

巢湖东西湖区悬浮物残渣态稀土元素具有截然不同的页岩标准化配分模式,东半湖区为轻稀土富集型,西半湖区为重稀土富集型,说明巢湖东西湖区具有明显不同的物质来源。

We also discuss the source and transport characteristics of the grain in the target area according to the sediment dynamics technique.

依据沉积动力学方法,探讨了研究区颗粒物的物质来源和运移特征。

Ore-forming material sources of Fangniugou pyrite polymetallic deposit,Jilin;

吉林放牛沟多金属矿床成矿物质来源

Research on sedimentations and material sources in the eastern South China Sea;

南海东部海域的沉积作用和物质来源研究

Grain-size distribution and material source analysis of loess on the nort heastern margin of the Qinghai-Tibet Plateau;

青藏高原东北缘黄土粒度组成及物质来源分析

Ore-forming metals maybe mostly derived from the granites.

花岗岩浆是成矿物质来源和成矿热源。

Probing the methods to chase and appraise sources of aerosols

大气气溶胶物质来源的推估方法探析

Heavy Mineral Composition Texture and Sources of Blownsands in Beijing Region

北京地区沙物质的重矿物成分、结构特征与风沙的沙物质来源

A companion star is a perfect source of infalling material for a black hole.

伴星是物质下陷形成黑洞的一个极好的物质来源。

ON THE SOURCE OF ROCK-AND ORE-FORMING MATERIAL IN YULONG PORPHYRY COPPER BELT EASTERN TIBET

论藏东玉龙斑岩铜矿带成岩成矿物质来源

ORIGIN OF ORE-FORMING MATERIALS OF S.LONGWANGMIAO ARCHEAN GREENSTONE GOLD DEPOSlT IN NORTHERN HUNHE RIVER,LIAONING PROVINCE.CHINA

浑北太古宙南龙王庙金矿床的成矿物质来源

Characteristics and Genesis Studying of Co-Rich Crust from West Pacific;

西太平洋海山富钴结壳特点及物质来源研究

Source of the Holocene Aeolian Loess-Soil in the Upper Reaches of the Huaihe River;

淮河上游全新世风成黄土—土壤物质来源研究

Research for Ore-Forming Material Source of Layer-Controled Lead-Zinc Deposits in Western Hubei

鄂西地区层控型铅锌矿床成矿物质来源研究

A tentative discussion on ore-forming material sources and mineralization of the Shihu gold deposit in western Hebei Province

冀西石湖金矿成矿物质来源及成矿作用探讨

Geochemistry Constraint on the Ore-forming Materials of the Chengchao Iron Deposit,Hubei Province

湖北程潮铁矿成矿物质来源的地球化学制约

Reference Materials for Analysis and Testing I. the Source and Development of RM

标准物质与分析测试Ⅰ.标准物质的来源与发展

a dependable source of electrical power, material-handling equipment;

可靠的电力和物质处理设备来源；

Analysis on potential raw materials for China s bioenergy resources;

中国生物质能源未来可能的原料分析

A major portion of the soil organic matter is derived from the added and residual vegetative material.

加进去的和残留下来的植物物质则是土壤有机质的主要来源。

Pulses are a good source of protein for vegetarians.

对于素食者来说, 豆类食物是蛋白质的理想来源.

aromatic substances of vegetable origin used as a preservative.

来源于植物带有芳香的物质，用作防腐剂。

SOURCE AND DISTRIBUTION OF BIOGENIC MATTER IN SEDIMENTS AT STATION OF CHUKCHI SEA AREA

北极楚科奇海地区沉积物生源物质的来源和分布