钴
1、一种硬而银白色的二价和三价金属元素,有磁性,与铁和镍属同一族,通常和镍或铜或以天然的镍铁合金形式(如陨石)或以结合成矿物的形式共存,是动植物营养物中必不可少的微量元素,用于生产磁性合金和抗磨蚀及抗高温的硬质合金 ——元素符号 Co。
中国发现的钴矿含锰量高,因此呈现出较弱的蓝灰色。
Cobalt ores found in China have a high manganese content, which produces a more muted blue-gray color.
中国人从中东获得了一种蓝色颜料,这是一种当时在中国很难得到的纯净的氧化钴,这种颜料只含有少量的锰。
From the Middle East the Chinese acquired a blue pigment—a purified form of cobalt oxide unobtainable at that time in China—that contained only a low level of manganese.
它是从钴酸锂中溶解出来的。
It was dissolved from lithium cobaltate.
在这两种情况下,钴小棒的峰值温度不会超过钴的熔化温度。
The peak cobalt rodlet temperature doesn't exceed the cobalt melt temperature during these two cases.
新材料对锂钴氧化物是显著的改进。
The new material is a significant improvement over lithium cobalt oxide.
空气中的氧气代替了钴氧化物。
Oxygen from the air took the place of the cobalt oxide.
电极的负极由锂钴氧化物制成;
One of the electrodes, the cathode, is made of lithium cobalt oxide;
维生素B12 (氰钴胺)
Vitamin B12 (Cyanocobalamin)
一些导线由金和氧化钴制成,作为电池的负极。
Some wires, made of cobalt oxide and gold, become the negative poles of the battery.
另外还测出有钴。
Cobalt has also been detected.
这是钴,不含铀。
This is cobalt; it has no uranium in it.
相对于钴氧化物而言,它更加低廉,更安全也更环保。
It promised to be cheaper, safer and more environmentally friendly than cobalt oxide.
电极的负极由锂钴氧化物制成;而另一极正极由碳制成。
One of the electrodes, the cathode, is made of lithium cobalt oxide; the other, the anode, is composed of carbon.
这就是白蛋白钴结合测试(ACB测试)的基础。
This is the basis of the albumin cobalt-binding (ACB) test.
制作磁隧道结的通用材料有二氧化铬和铁钴合金。
Common materials for the MTJ include chromium dioxide and iron-cobalt alloys.
新成分由多孔碳职称,比起它所替代的锂钴氧化物远为便宜。
The new component is made of porous carbon, which is far less expensive than the lithium cobalt oxide it replaces.
Katanga计划将其刚果铜和钴资产的开发时间缩短两年。
Katanga plans to accelerate development of its copper and cobalt assets in Congo by two years.
但用来制造管道的钢中通常掺入了合金成分钴来增强材料的强度。
The steel used in the pipes, however, is usually alloyed with cobalt to make it stronger.
锂钴氧化物的成本占到锂离子电池的30%,而空气却是免费的。
Lithium cobalt oxide accounts for 30% of the cost of a lithium-ion battery. Air, however, is free.
而超合金——钴、钛和铬——则用于飞机引擎等特种工程制造行业。
Super alloys - cobalt, titanium and chrome - are used in such specialised engineering manufacturing as jet engines.
皮茨说这优于氧化锂钴——目前市场上的一种高能大功率电池配方。
Pitts says this compares favorably with lithium cobalt oxide-a high-energy, high-power battery chemistry currently on the market.
皮茨说这优于氧化锂钴——目前市场上的一种高能大功率电池配方。
Pitts says this compares favorably with lithium cobalt oxide — a high-energy, high-power battery chemistry currently on the market.
他们把钴和磷酸盐溶解到水溶液中,然后,通过电极对它们进行电解。
They dissolved cobalt and phosphate in water and then zapped it with electricity through an electrode.
其他重要的非洲出口商品是铁矿石和木材,其次还有锰、钴、铜和铬。
Other important African export commodities are iron ore and timber, followed by manganese, cobalt, copper and chromium.
阿尔贡,通用汽车已授权涵盖了正极材料,包括锂,镍,锰,钴专利。
The Argonne patents that GM has licensed cover a cathode material that consists of lithium, nickel, manganese, and cobalt.
作为阴极氢燃料调查的新型催化剂,它是由碳、铁以及钴三种原料组成。
Researchers at Los Alamos National Laboratory have developed a platinum-free catalyst in the cathode of a hydrogen fuel cell that uses carbon, iron and cobalt.
如今在移动电话和笔记本电脑中使用的电池通常都是用钴氧化物作为正极。
The batteries commonly used in today's mobile phones and laptops still use cobalt oxide as the positive electrode.
这一思路引导纳舍埃(Nocera)尝试了钴—磷酸盐混合物。
This thinking led Nocera to try his cobalt-phosphate mixture.
它是丝状的,以锡的氧化物为正极,锂钴氧化物为负极,悬浮在离子电解液中。
It's a filament made from tin oxide anode and lithium cobalt oxide cathode suspended in an ionic liquid electrolyte.
它是丝状的,以锡的氧化物为正极,锂钴氧化物为负极,悬浮在离子电解液中。
It's a filament made from tin oxide anode and lithium cobalt oxide cathode suspended in an ionic liquid electrolyte.