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【单选题】
当#define X 23.6f定义后,下面叙术正确的是A.
X是一字符串
B.
语法错误
C.
X是整型变量
D.
X是实型变量
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反馈参考答案：
举一反三
【单选题】The construction of tens of thousands of monumental engineering projects designed to control floods, protect clean water supplies, and provide water for irrigation and hydropower brought great benefit...
A.
designed
B.
protect
C.
protect and provide
D.
brought
【单选题】The construction of tens of thousands of monumental engineering projects designed to control floods, protect clean water supplies, and provide water for irrigation and hydropower brought great benefit...
A.
designed
B.
protect
C.
protect and provide
D.
brought
【简答题】平面机构中的低副引____入个约束,仅保留___个自由度;高副引入______个约束,保留了____个自由度。
【简答题】平面机构中的低副引____入个约束,仅保留___个自由度;高副引入______个约束,保留了____个自由度。
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