mine service-life

常見(jiàn)例句

Part of his strength - and mine - came from you, the American people, to whom he dedicated his life of public service.
他的這種力量部分來(lái)自你們美國(guó)人民，為了你們，他愿意將全部生命奉獻(xiàn)給公共事業(yè)。
The mine of Yinmusi Lead-zinc in Fengxian started construction in 1986, the 1990 production, design service life of 19 years, has produced 11.
風(fēng)縣銀母寺鉛鋅礦于1986年開始籌建，1990年投產(chǎn)，設(shè)計(jì)服務(wù)年限19年，至今已生產(chǎn)11年。
The utility model discloses a coal mine deformation-resistant air door, which has long service life and can reduce the production cost of enterprises.
本實(shí)用新型公開了一種延長(zhǎng)使用壽命，降低企業(yè)生產(chǎn)成本的煤礦耐變形風(fēng)門。
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