| 1. | Its centerpiece was a communications console on a dais two steps above floor level .
它的中心部件是位于地面两级台阶之上的调度台上的通讯控制板。 |
| 2. | The two systems, connected by inextensible link members, are assumed to resist the full external horizontal forces at floor levels .
这两种体系借无弹性的连杆联结，人们假设用它们抵抗各楼板的全部水平外力。 |
| 3. | With the diaphragms assumed rigid in their own planes, all the frames sway by the same amount at a given floor level .
假设各楼板在它们自身平面内为刚性者，在每一给定楼板水平面处所有的框架产生相同的侧移。 |
| 4. | Dimension a , center of valve port to floor level
尺寸a ,阀门端口中心至地面的距离。 |
| 5. | Heavy equipment should be stored near floor level
重型设备应放在靠近地面 |
| 6. | 4 adjusting the floor level by screwdriver
4采用螺丝刀调节地板水平 |
| 7. | Above finished floor level affl
楼面竣工标高以上 |
| 8. | Structural floor level
结构楼面标高 |
| 9. | Finished floor level
粉刷楼板面高程 |
| 10. | In other words , the air of one person passes another at floor level only
换言之，机舱内的空气只会在地板水平流过不同的座位。 |
