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Terms for subject Explosives and Explosive Ordnance Disposal containing positive | all forms | exact matches only
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positive acceleration加速度
positive action强制作用
positive benefit正效益工程运行期中对社会有益的各种贡献
positive caving强制放顶在顶板不能自行垮落时,采用爆破等手段使顶板垮落的方法
positive centering强制居中
positive collapse强制倒塌
positive effect积极影响
positive oxygen balance正氧平衡
positive-pressure perforating正压射孔井内液柱压力大于对应目的层压力时的射孔