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防区外距离
1、stand off───疏远，保持一定距离；疏远，远离；避开；离岸
2、stand───vt.使站立；忍受；抵抗；vi.站立；位于；停滞；n.站立；立场；看台；停止；货摊；证人席；支架
3、socially distance───社交距离
4、considerable distance───相当远的距离
5、safe distance───n.安全距离；[安全]安全距离
6、perpendicular distance───垂直距离；垂（直）距（离）
7、distance piece───定距块；隔离段；隔离段，定距块
8、social distance───社会距离；社交距离；社会差距
9、distance───vt.疏远；把…远远甩在后面；n.距离；远方；疏远；间隔
1、A ranging algorithm of multi-frequency pulse ranging applied in the long stand-off distance fuze was proposed.───提出了一种应用在大炸高无线电引信中的多频脉冲测距算法。
2、effect of working parameters on the erosion performance of underwater jet is investigated, such as , simulated depth, stand off distance and exposure time.───研究了模拟水深、靶距及冲蚀时间对水下射流性能的影响关系，较全面地揭示了水下射流的特性。
3、In theory, the Army could use such a system to approach targets covertly and drill through concrete, steel, wood, or other materials from a stand-off distance equal to the length of a football field.───理论上，美国陆军将利用该XiTong实现某些目标，既通过远距离(超过一个足球场的距离)的设备对混凝土、钢铁、木头以及其他材料进行隐蔽的击穿作业。
4、The diameter and depth of the holes eroded by HPAWJ increase with the increase of stand-off-distance.───磨料水射流加工孔的直径和深度随靶距的增加而增加。
5、The action of the stress on the wall induced by drop motion is restricted in an area near the symmetric axis, which increases when the initial stand-off distance increases.───上的应力的作用，逐滴运动诱导的壁附近的对称轴的区域中，从而增加了当初始放置过的距离的增加被限制。