检查推力轴承的温度，实质是检查（）。
A.推力轴的前支承轴承的温度
B.推力轴的后支承轴承的温度
C.推力块的工作温度
参考答案：C
During a morning assessment, the nurse percusses tympany. The nurse understands that tympany is a loud, high-pitched, moderately long sound with a drumlike, musical quality that's most commonly heard over the
A．heart.
B．liver.
C．pancreas.
D．stomach.
花粉植物
