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【单选题】

锚地最佳底质为( )。( )

A.
黏土底
B.
硬泥底
C.
软泥底
D.
卵石底
题目标签:底质锚地最佳
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参考解析:
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【单选题】港内锚地的八字锚泊所需的水域的半径按下式哪个数据估算:()

A.
2倍船长+60~90m
B.
1倍船长+60~90m
C.
2倍船长+45m
D.
1倍船长+45m

【单选题】最佳修复方案是

A.
直接改为活动义齿修复
B.
采用种植固定义齿修复
C.
全冠修复基牙后再改为活动义齿修复
D.
增加前端基牙数再行固定修复
E.
增加前端基牙数目再行固定活动联合修复

【单选题】港内锚地的八字锚泊所需的水域的半径按下式哪个数据估算

A.
2 倍船长 + 60 ~ 90m
B.
1 倍船长 + 60 ~ 90m
C.
2 倍船长 + 45m
D.
1 倍船长 + 45m

【单选题】Long after the 1998 World Cup was won, disappointed fans were still cursing the disputed refereeing (裁判) decisions that denied victory to their team. A researcher was appointed to study the performanc...

A.
The ideal retirement age for an experienced football referee is 35.
B.
Age should not be the chief consideration in choosing a football referee.
C.
A football referee should be as young and energetic as possible.
D.
An experienced football referee can do well even when in poor physical condition.