【单选题】内河航行的船舶其储备浮力约为其满载排水量的 。
【单选题】如图所示万能角度尺的正确读数为________。【图片】
【单选题】Why does the author mention Florence Nightingale?
A.
To describe the career of a pioneer of nursing education.
B.
To show that women doctors supported the effort to upgrade nursing.
C.
To prove that conditions differed in military and civilian hospitals.
D.
To show the similarity of her means to those used by United States reformers.
【单选题】万能角度尺是利用基尺、角尺、直尺的不同组合,进行0°~320°范围内角度的测量,现将基尺和角尺组合测得右图所示的读数应为。
【单选题】Fork-users have historically been( )the minority.