问题
问答题 简答题
木材横切面的含义是什么？
答案
参考答案：
树干垂直的切面，即原木或板材的端头.横切面为观察木材构造的主要切面。
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木材横切面的含义是什么？
参考答案：
树干垂直的切面，即原木或板材的端头.横切面为观察木材构造的主要切面。
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| Peter is thirteen years old. He is 1 Grade Two this year. He likes to play football and watch football matches. And he often 2 newspapers. He does his best to know where and when a football match will be. Now Peter is having lunch. He is 3 the radio, too. He is very happy 4 there will be a nice football match on TV at four 5 this afternoon. He wants 6 it very much. But he is going to have English and Chinese lessons. It's 7 for him to find a way. "Hello, Mrs Black," Peter says to his teacher 8 the phone. "Peter is ill in bed. He wants to ask for half a day's leave (请假)." "Oh, I'm 9 to hear that," says Mrs Black. "But 10 is that?" "It's my father, Mrs Black." | ||||
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