□李秦章

EFFECTIVE RANGE有效射程，a relative term which may refer to the max EXPANSION 擴張、膨脹。Bore Ex EXPANSION POINT膨脹尖 ， any bullet made with a point that is designed to expand upon impact.An exposed lead tip,split tip,flat tip or hollow tip bullet may be called an “ expanding point” bullet(彈尖設計成“撞擊后刻膨脹”的形狀。露鉛彈尖，裂口彈尖、扁平彈尖或中空彈尖的彈頭皆可稱“膨脹彈”或俗稱“開花彈”)。

EXPLOSION爆炸，a violent bursting(猛烈爆發(fā) )by the sudden production of great gas pressure,a very rapid oralmost instantaneous combustion(一種快速到幾乎瞬間發(fā)生的燃燒)。Instantaneous ex EXPLOSIVE爆炸物質、炸藥any chemical compound or mixture which burns so rapidly that an explosion results(產生)。 A high explosive(高性能的爆炸物)is used as bursting charge in bombs or projectiles;a low explosive(低性能的爆炸物)is used as a propelling charge(發(fā)射藥)in guns.EXPLOSIVE DD型炸藥，又稱鄧氏炸藥(dunnite)，是美國陸軍軍官鄧恩發(fā)明的。 ammoniumpicrate(苦味酸銨 )， a high explosive charge relatively stable in handling and transporting(這 是 一 種 在 裝 卸和輸中比較安定的高能炸藥)，used as a burster in armor－ piercing projectiles(用作穿甲彈的起爆藥)。(待續(xù))

(編 輯 /樵 夫 )