常見(jiàn)例句雙語(yǔ)例句Our country is rich in tungsten resources. Taking tungsten as the main alloy element, tungalloy white cast iron liner is developed.我國(guó)鎢資源豐富，以鎢爲(wèi)主要郃金元素，開(kāi)發(fā)了鎢郃金白口鑄鉄襯板。 返回 tungalloy