治疗急性泄泻,宜选用的穴位是(题)
A. 内关,足三里,中脘
B. 天枢,足三里,神阙
C. 天枢,阴陵泉
D. 天枢,丰隆,气海(2011年第119,120题)
The angle measured eastward from the vernal equinox along the celestial equator often expressed in time units is the ().
A. Greenwich sidereal time
B. Right ascension
C. Local sidereal time
D. Sidereal hour angle
焊接奥氏体不锈钢时,其焊接规范应采用小线能量。()
燃油剩余440kg红色信号牌亮后,可供飞机飞行____分钟。
A. 30
B. 40
C. 45
D. 48