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The melting point of titanium and platinum, so often used for aerospace. Military precision components.
钛的熔点与铂金相差不多,因此常用于航天。军工精密部件。
youdao
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The melting point of titanium and platinum, so often used for aerospace. Military precision components.
钛的熔点与铂金相差不多,因此常用于航天。军工精密部件。
youdao