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- micro metal elements 微量金属元素
- An alloy of two or more metallic elements. 合金两种或多种金属所合成的金属
- Yes. Iron is one of the metal elements found in the Earth. 知道。铁是地球上的金属元素之一。
- The infrared micro metal dewar is an essential electronic vacuum device in the infrared detector. 红外微型金属杜瓦是红外探测器中必不可少的一种电真空组件。
- Yes. iron is one of the metal element find in the earth. 知道。铁是地球上的金属元素之一。
- The mobility of the trace metal elements was different in HTA and CFBCA. 不同燃烧方式产生的煤灰中 ;微量重金属元素的浸取率不同 .
- There are about seventy metallic elements. 金属元素有七十种左右。
- Structure: Reinforced concrete skeleton, steel structure. Facade with pre-fabricated modular glass and metal elements. 结构：钢筋混凝土骨架，钢结构，门面与预制组合式玻璃，金属元素
- Magnetite that bears one or more other transitional metal elements may be potential. 含一种或多种过渡金属元素的磁铁矿，可能是值得考察的对象。
- The direct method of flame atomic absorption spectrophotometry to determine 9 metal elements in samples. 利用火焰原子吸收法直接测定样品中9种金属元素的含量。
- It has a significant economic value and environmental protection benefit to reutilize these noble metal elements. 除尘灰造球后加入电炉进行贵金属的回收或作为不锈钢生产的配料是比较合理的利用途径。
- Application of the two manures would not cause accumulation of metal elements such Pb, Cd in the fruits. (3) 滴灌施用鸡粪和花生麸沤腐液，短时间内都不能降低土壤的容重，但是各自对土壤的pH值和根系周围土壤中氮、磷和钾等有效养分浓度的影响不同。
- Titanium is a metallic element found in the earth's crust. 钛是在地壳中发现的金属元素。
- The heavy metal elements in paddy and corn can enter human body through food chain and harm the health. 水稻玉米作物中重金属元素可通过食物链进而影响人体健康。
- Polonium is a naturally radioactive metallic element. 钋是一种具有天然辐射性的金属元素。
- The cruder varieties were made by blacksmiths in the colonies, but the finer metal elements were imported. 一些比较粗糙的五金部件是殖民者中的铁匠打制的，较好的金属元件则要靠进口。
- This artide describes the study and development of catalyst& pigment con taming rare metal elements. 对近年来含稀有金属元素的催化剂和颜料领域的研究与开发进展作了扼要介绍。
- Studies of the Vacuum Life of the Infrared Micro Metal Dewar 红外微型金属杜瓦的真空寿命研究
- Niobium is the metallic element with the highest transition temperature. 铌是转变温度最高的金属元素。
- RESULTS:Metal elements and Flavonoids were found to be rich in Flos Lonicerae Japonicae. 结果:金银花中含有丰富的金属元素和黄酮类化合物。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
