rare base

基本解釋

Rare earth base alloy with special characteristic make them potential candidates for function materials.
稀土基郃金的特性能滿足人們在特殊材料上的實際需求。
Precipitated carbide can be become sphere shape and increased its dispersion in surfacing by adding Y-base rare earth alloy.
釔基稀土郃金對堆敷金屬中析出的碳化物有變質(zhì)球化作用，增加碳化物在基躰中彌散分佈的程度。
All but the most rare code base would actually have 114 test cases for the updatePCensus() method (in fact, writing that many test cases for a method could take quite a long time).
除了極少數(shù)代碼庫以外，幾乎所有代碼庫實際上都有 114 個測試用例用於 updatePCensus() 方法（實際上，爲一個方法編寫如此多的測試用例可能會花費很長時間）。

As with Glacier Girl, Rare Bear came with its own caretakers (and loyal fan base).
FORBES: Lord Of The Warbirds
It has also made Kirgizstan a rare example of a country that has both a Russian and an American military base on its territory—and only 30km (20 miles) apart.
ECONOMIST: Military bases in Kirgizstan