["Каталитическая коксованиефтировка отработки смешанная версия", ["Эта тема последний раз была wlf изменена 2 21-6-6 16:5". "httpshttps://bbs.hcbbs.com/static/image/hrline2.gif" "httpshttps://bbs.hcbbs.com/static/image/hrline 3.gif" "Одиночный的选择题：在日常巡检中，安全阀副副线阀门应该是( ) ) A、常关 B、常开 C 开 C、开11答案： A" "httpshttps://bbs.hcbbs.com/static/image/hrline w.gif" "httpshttpshttpsbbs.hcbbs.com/static/image/hrline 22 "注：两天后答案自动公布。"]

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本帖最后由 wlf1234 于 2019-6-12 06:52 编辑参与：奖1财富；回答正确：奖3财富。 https://bbs.hcbbs.com/static/image/hrline/2.gif https://bbs.hcbbs.com/static/image/hrline/3.gif 单选题：在日常巡检中，安全阀副线阀门应该是( )。 A、常关 B、常开 C、开1/2 D、开1/4 答案： A https://bbs.hcbbs.com/static/image/hrline/1.gif https://bbs.hcbbs.com/static/image/hrline/2.gif 注：两天后答案自动公布。

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