问题
多项选择题
直梯的最常见类型有()
A、“U”型直梯
B、“一字型”直梯
C、“L”型直梯
D、“X”型直梯
答案
参考答案:A, B, C
直梯的最常见类型有()
A、“U”型直梯
B、“一字型”直梯
C、“L”型直梯
D、“X”型直梯
参考答案:A, B, C
选词填空。 | |
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