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cosmonautics n.宇(宙)航(行)學,航天學。

cosmonette

With the soaring development in cosmonautics , aeronautics , telecommunication , development of new lighting and alloy material , there are tremendous demands of gallium in both domestic and international market 隨著航天、航空、通訊、照明新材料、合金新材料等高科技技術的迅猛發展,國內外市場對金屬鎵這一稀有金屬的需求將會迅速增加。

It can be widely used in the petroleum , chemical , machinery - building , cosmonautics and motors industries 它具有較強的耐化學腐蝕性能,較高的機械強度,耐磨性好,耐高溫,自潤滑性好。