"-plegia" in the term pharyngoplegia denotes ____.
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"-lith" in the term pulmolith denotes ____.
____is the way we divide the term nasogastric.
____is the way we divide the term pectoralgia.
一般蛋白质含氮量为16%,即1份氮相当于( )份蛋白质,此系数称为蛋白质的换算系数
A. 6.25
B. 0.16
C. 16
D. 62.5