— How long does it take to get there?—_______________
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How long does it take you to get
1年前9个回答
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下列各物质相互反应时,水既不作氧化剂又不作还原剂,但属于氧化还原反应的是 [ ]
1年前
If you_______ my advice last month, you wouldn’t have lost his job.
1年前
She usually has two eggs and a bottle of milk in the morning. (改为一般疑问句)
1年前
一直径d=14mm的圆杆,许用应力 [σ]=170MPa,受轴向拉力FP=2.5kN作用,试校核此杆是否满足强度条件.
1年前
将含碳酸银92%的样品30g加入到一定量的稀盐酸中,恰好完全反应,过滤,得到无色滤液94.5g,则所用盐酸中氢元素的质量分数为( )
1年前