2. Pull the pin. Aim low. Squeeze the handle. Sweep from side to side. 3. a) pull station b) sensor c) annunciator panel d) control panel e) annunciator panel Unit 9 Test 1. d 2. a 3. c 4. b 5. c 6. a 7. c
2.拉动销钉。<br>瞄准低点。<br>挤压手柄。<br>从一边扫到另一边。<br>3. a)拉站<br>b)传感器<br>c)信号器面板<br>d)控制面板<br>e)信号器面板<br>单元9测试<br>1. d <br>2. a <br>3. c <br>4. b <br>5. c <br>6. a <br>7. c