6240ZJ柴油机每次启动时间不允许超过30秒,以防止蓄电池亏电。 发布时间:2018-09-25 18:10 │ 来源:www.tikuol.com 题型:判断题 问题: 6240ZJ柴油机每次启动时间不允许超过30秒,以防止蓄电池亏电。
题型:判断题 After he was elected _______ Chairman of _______ Workers’ Union, he began to concentrate on helping ______ unemployed.A./; the; theB./; the; /C.the; /; theD./; /; the 查看答案