那些学校要将人口和计划生育、生殖健康纳入相关课程教学内容或开设专题讲座等。
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A. 正确
B. 错误
A distance piece, with ground faces, may be interposed between the rod and the bearing housing, its thickness being chosen to ensure the correct ().
A. expansion ratio
B. pressure ratio
C. compression ratio
D. clearance ratio
主观性行政文化有()
A. 行政信念
B. 行政道德
C. 行政习惯
D. 行政理性