跳伞塔
tiào sǎn tǎ
- parachute tower
跳伞塔 跳伞塔
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[parachut tower] 一种高约50米的塔形建筑,作跳伞训练用
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空降兵战士们正在利用跳伞塔练习跳伞技术。
The soldiers are practicing parachute jumping with the help of the parachute tower .
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跳伞塔跳伞和高空跳伞
Parachuting from tower and from a great height
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为确保跳伞塔顺利倒塌，在确定倒塌方向、制定爆破方案、设计爆破缺口、减小爆破震动等方面，都经过反复论证和科学验算后，才予以实施。
For ensuring a smooth directional collapse the blasting operation was carried out after repeated discussion and scientific calculation of the blasting program , the designed blasting cut as well as the measures of minimizing blasting vibration .