| 1. | Thus, the terminal voltage drops to zero .
这样，路端电压就降到零。 |
| 2. | The temperature dropped to minus ten degrees centigrade .
温度降到摄氏零下十度。 |
| 3. | His voice dropped to a whisper .
他的声音降低成耳语了。 |
| 4. | The pilots dropped to the altitudes under 500ft .
飞行员将飞行高度降低到500英尺以下。 |
| 5. | As the range dropped to four thousand, the option to surface was dimming .
等到测距降到四千码的时候，升上水面的机会就暗淡了。 |
| 6. | The proportion of the cost of the structure can easily drop to 20 per cent of the cost of the building .
结构造价所占比例无疑会下降到整个建筑物造价的20。 |
| 7. | Some 7 hours later, the wind had shifted to the east and its velocity had dropped to 10 to 15 miles per hour .
7小时以后风向转向东方，风力也降至每小时10至15英里。 |
| 8. | In a structure with no openings, the loading will cease only when the overpressure drops to zero .
对没有开口的建筑物来说，只有当超压力降到零时，这种载荷才会终止。 |
| 9. | These sleeves sweep the flakes around the compartment to an opening where they drop to the next compartment .
这些叶片沿着间室搅动胚片，并使其在开口处落入下一间室。 |
| 10. | After each treatment, the patient's cholesterol level drops to around 500 milligrams per deciliter .
经过这样处置一次，病人的胆固醇就下降到每100毫升含有500毫克左右。 |
