合像水平仪是一种用来测量对水平位置或垂直位置的微小角度偏差的（）。
A.数值量仪
B.几何量仪
C.角值量仪
参考答案：C
In many countries in the world, breakfast is a snack _____ a meal, but the traditional English breakfast is a full meal.
A．other than
B．more than
C．rather than
D．less than
正压式空气呼吸器气瓶瓶阀开启方向为顺时针。
