rare metal

rare metal的基本解释

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稀土金属

与rare metal相关的网络例句 [注：此内容来源于网络，仅供参考]

The invention relates to a method for preventing a top metal layer of packaging chips from fracturing under high temperature, which avoids the fracture of the top metal layer caused by the inter-diffusion of a gold ball, an aluminum welding pad and a top layer metal by introducing a lower metal layer to the joint between the top layer wire and the aluminum welding pad and driving a metal plug to the joint between the top metal layer and the lower metal layer and a metal plug to the joint between the lower metal layer and the aluminum welding pad.

一种防止封装芯片上的顶层金属层在高温下断裂的方法，通过在顶层金属线和铝焊垫之间连接处引入下层金属层，并在顶层金属层和下层金属层之间的连接处以及下层金属层和铝焊垫之间的连接处打金属插塞，避免了因金球、铝焊垫以及顶层金属相互扩散造成的顶层金属层断裂。

The catalyst is composed of at least one transition metal or transition metal alloy supported on the rare-earth metal oxide, the content of each component: transition metal or transition metal alloy 0.1-99%, and rare-earth metal oxide

催化剂由至少一种过渡金属或过渡金属合金担载在稀土金属氧化物上组成，各组分含量为过渡金属或过渡金属合金0.1～90.0％，稀土金属氧化物10.0～99.9％。

Precious metal and rare metal reclaim use: Use at transferring the depart of metal and rare-earth element and rich collect; In rare earth at present mineral products is machined and Japan of respect of precious metal extraction has begun to apply.

贵重金属和稀有金属回收利用：用于过渡金属和稀土元素的分离和富集；目前在稀土矿产加工和贵金属提取方面日本已经开始应用。

与rare metal相关的网络解释 [注：此内容来源于网络，仅供参考]

rare precious metal：稀有贵金属

rare metal 稀有金属 | rare precious metal 稀有贵金属 | rare scattered metal 稀有分散金属

rare earth metal：高纯稀土金属

稀土掺杂硫化物:alkaline earth sulfide system doped with rare earth | 高纯稀土金属:rare-earth metal | 稀土元素:rare-earth metal oxide

rare metal：稀土金属,稀有金属=>貴金属

rare medicinal herbs 名贵药材 | rare metal 稀土金属,稀有金属=>貴金属,レアメタル | rare metal couple 稀有金属温差热偶