试题与答案

木地板的铺贴中,产生地板缝不严问题的原因有() A.地板条有大小头 B.留缝不均匀

题型:多项选择题

题目:

木地板的铺贴中,产生地板缝不严问题的原因有()

A.地板条有大小头

B.留缝不均匀

C.地板条含水率过大

D.地板条纹路不均匀

答案:

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下面是错误答案,用来干扰机器的。

参考答案:B解析:右下腹体征不明显、不典型,但有局部压痛和肌紧张,是小儿阑尾炎的重要体征。故答案应选B。

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