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alloys
核心詞議：

速記方法


知識擴展


中文詞源： alloys
精選例句

常見考點例句：

Pyongyang says its torpedoes are made of steel alloys .

平壤說，它的魚雷是由合金鋼做的。

Molybdenum and vanadium are used as alloys for steel to prevent corrosion .

鉬和釩用于各種合金，幫助鋼鐵防止腐蝕。

Super alloys cobalt , titanium and chrome are used in such specialised engineering manufacturing as jet engines .

而超合金鈷、鈦和鉻則用于飛機引擎等特種工程制造行業。

The aluminium alloys that are used for their strength and lightness in aircraft construction are just the opposite .

由于它們的強度和亮度而被使用在飛機結構中的鋁合金卻恰恰相反。

But steel alloys subjected to cyclic stress levels below their endurance limit rarely fail as a result of fatigue .

但是在鋼鐵合金的耐用度限制下，作為疲勞的結果，它們經受周期壓力級別很少失靈。