计算题:如图,某一斜度为1:10,当水平方向上长度每增加15㎜,高度增加多少?
参考答案:
设高度增加量为x,1:10=x:15,x=1.5
计算题:如图,某一斜度为1:10,当水平方向上长度每增加15㎜,高度增加多少?
参考答案:
设高度增加量为x,1:10=x:15,x=1.5
根据上下文的意思补全对话。在方框中选择恰当的句子填入题前括号内。 | |
B: 2.____________ this street, and turn right at the fourth crossing. Go on walking and then turn left at the second crossing. A: 3. _____________ B: About thirty minutes' walk. I think you'd better take a bus. A: 4._____________ B: The No.9 Bus. A: Where shall I get off the bus? B: You must get off at the third stop from here. A: Thank you. B: 5.____________ |