directional explosion 中文意思是什麼
directional explosion
解釋
定向爆破- directional : adj. 1. 方向的。2. 【無線電】指向的，定向的。
- explosion : n. 1. 爆炸，炸裂；爆炸聲。2. 擴張，激增；（感情等的）爆發。3. 【語言學】爆破。
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This cbf6200 explosion - proof directional lamp is designed for use as warning sign in various secial hazardous areas. it also can be applied as signal connection and orientation emergency. it is made of newly scientific material adopting optoelectronic technology to meet the marketable requirement for explosion - proof signal lamp
本公司為滿足市場對防爆信號燈的需求，採用先進光電技術，使用最新科技材料，開發生產cbf6200防爆燈，可在各種特殊危險場所做警示標志，也適合於施工作業、監護、救護和搶險工作人員做信號聯絡及方位顯示之用。 -
Experimental research on the directional hole - forming and delivering explosion in long - borehole of top - coal
頂煤深孔快速定向成孔及輸送炸藥技術試驗研究
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