桡骨远端Colles骨折手法复位后应固定于（）
A.掌屈尺偏位
B.背屈尺偏位
C.掌屈桡偏位
D.背屈桡偏位
E.极度旋后位
参考答案：A
根据FIDIC合同条件，承包人提交详细索赔报告的时限是( )。
A．索赔事件发生28天内 B．察觉或应当察觉索赔事件28天内C．察觉或应当察觉索赔事件42天内 D．索赔事件发生56天内
If your radiotelephone fails while underway,（）.
A.you must visually signal oncoming vessels
B.you must immediately tie up in the nearest port until the radiotelephone is repaired
C.you must anchor until the radiotelephone is repaired
D.the loss of the radiotelephone must be considered in navigating the vessel
