艦尾炮 的英文怎麼說
中文拼音 [jiànwěibāo]
艦尾炮
英文
stern chaser-
The new underwater footage from the first manned submarine mission to the wreck ， reveals the great ship ' s turrets, the swastika - adorned stern and the jackboots of nazi soldiers also lying 16, 000 feet below the ocean surface
這次是科學家們首次派出有人駕駛潛艇前往該殘骸，拍到的水下圖像包括「卑斯麥」號上的炮塔、帶納粹反「萬」字標記的船尾和普通艦員們的靴子。For the rod penetrators used for 30mm naval gun, the structures, the ballistic performance, the penetration and their design are studied systematically. in the paper, the reasonable design of sabot and projectile core is presented and the influence of various factors on ballistic performance of rod penetrators is analyzed. additionally, the optimum design techniques in exterior ballistics for the small caliber fin - stabilized and sabot discarded penetrators are developed
本文對海30艦炮適用的桿式脫殼穿甲彈的結構特性、彈道特性、穿甲威力及設計方法進行了系統研究，提出了合理的彈芯結構和彈托方案，研究了各種因素對桿式穿甲彈外彈道性能的影響，建立了一套小口徑尾翼穩定脫殼穿甲彈外彈道優化設計方法，並利用該方法在一定的戰術技術要求下對海30艦炮尾翼穩定脫殼穿甲彈進行了優化設計，得到了優化方案，研究結果對海30艦炮以及同類小口徑火炮桿式穿甲彈的設計有重要的指導意義。
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