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helium family element 氦族元素 iron family element 铁族元素,铁族元素 platinum family element 铂族元素 earth family element 土族元素 manganese family element 锰族元素 相似单词 titanium n. 1.钛 element n.[C] 1.要素,特色 2.【通常作单数】某事物的少量,某事物的启示或痕迹;自然的或合适的...
5) iron family element 铁族元素<冶>6) titanium family 钛族<冶>补充资料:钛族元素 分子式:分子量:CAS号:性质:周期表中第Ⅳ族副族元素。包括钛Ti、锆Zr和铪Hf三种元素。原子的最外层有2个电子,但化合价最高可达到+4。在常温时都不易起反应。在高温时会与氧化合成MO2式的氧化物,与卤素化合成MX4式...
titanium family element 英文titanium family element 中文【化】 钛族元素
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Chapter 1: What is Titanium Metal?Titanium, denoted by the symbol “Ti” and holding the atomic number 22, is a chemical element with an atomic weight of 47.9. It ranks as the ninth most abundant element in the Earth's crust. Titanium is primarily extracted from minerals such as rutile ...
The dynamics of the method that pickling is carried out in the acid bath of the metal or metal alloy of at least one of titaniferous or titanizing scholar race element, pickling is generated by least one of the peroxide compound of titanium or titmouse chemistry family element. The ...
Here dA = dm ds is an infinitesimal membrane area element, dm is the length of the membrane in the direction perpendicular to the membrane contour, ds = ∂x 2 ∂u + ∂y 2 1/ 2 ∂u du is...
2) titanium family element 钛族元素<冶>3) platinum group element 铂族元素 1. Neutron activation analysis or platinum group elements in geological materials; 地质样品的铂族元素中子活化分析研究 2. Two Co-rich seamount crust reference materials(MCPt-1 and MCPt-2) for platinum group elements(...
TITANIUM OR AT LEAST ONE ELEMENT OF THE FAMILY OF TITANIUM included in the product to be pickled, BEING IONIZED METAL TO VALENCIA SUPERIOR, it IS CONTROLLED peroxygen compounding a measure Redox, and amount of oxidizer AGENT FORM IS LIMITED TO RETAIN AN ORP below potential passivation metal ...