The export control of sensitive technologies and devices related to nuclear, biological and chemicalbombs and missiles is a critical part of nonproliferation policies.
对核、生、化以及导弹领域的敏感技术和设备进行严格的出口控制是防扩散政策的重要组成部分。
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This study trained them to swarm around the location of the scent of 2, 4-dinitrotoluene, a chemical residue left by several different types of bombs.