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- 钴(化学元素)_百度百科
钴(Cobalt),元素符号Co,在化学周期表中排27号,是一种金属元素,质地硬而脆。 其熔点达到1500℃左右,沸点约3100℃,相对密度8 9g cm3,摩氏硬度5—5 5。 钴有很多特性,其在高温下能够保持较高的强度,并且具有较低的导热性和导电性以及较强的铁磁性。
- 钴 - 维基百科,自由的百科全书
鈷 ɡǔ (英語: Cobalt),是一種 化學元素, 化學符號 为 Co, 原子序數 为27, 原子量 為 58 933 195 u。 鈷和鎳一樣,在 地殼 中只能有化合物形式,以少量沉澱於 隕鐵 (Meteoric iron)的方式儲存。 用還原方法 冶煉 出的純元素,是一種堅硬、具有光澤的銀灰色 金
- Cobalt | Co (Element) - PubChem
Chemical element, Cobalt, information from authoritative sources Look up properties, history, uses, and more
- CO | Womens Designer Clothing Accessories
Rooted in Los Angeles, CO is crafting timeless clothing and accessories for the modern woman Thoughtful design, exquisite textiles, and quiet elegance define every collection
- Cobalt | Uses, Properties, Facts | Britannica
cobalt (Co), chemical element, ferromagnetic metal of Group 9 (VIIIb) of the periodic table, used especially for heat -resistant and magnetic alloys
- CO Definition Meaning - Merriam-Webster
What does the abbreviation CO stand for? Meaning: company How to use co in a sentence
- CO. definition in American English | Collins English Dictionary
Co Co is used as an abbreviation for company when it is part of the name of an organization
- Carbon Monoxide Safety - NFPA
Often called the invisible killer, carbon monoxide (CO) is an odorless, colorless gas created when fuels (such as gasoline, wood, coal, natural gas, propane, oil, and methane) burn incompletely
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