无移位的股骨颈骨折，可用轻重量皮肤牵引固定（）周.
A.2～3
B.3～4
C.4～5
D.5～6
E.6～8
参考答案：E
在进行一般公路基平测量时，若水准路线长度为6km，测量高差闭合差为-80mm，则该次基平测量结果（）（合格/不合格）。
When caring for children who are sick, who have sustained traumas, or who are suffering from nutritional inadequacies, the nurse should know the correct hemoglobin (Hb) values for children. Which of the following ranges would be inaccurate
A．Neonates. 10.6 to 16.5.
B．3 months. 10.6 to 16.5.
C．3 years. 9.4 to 15.5.
D．10 years. 10.7 to 15.5.
