自由後座力 的英文怎麼說
中文拼音 [zìyóuhòuzuòlì]
自由後座力
英文
free recoil-
The energy there is quite powerful and after a few deep breaths you will feel totally refreshed and hungry, which is good since we walk back down to the nearest hotel, the ana manza resort for a buffet lunch
經由幾個深呼吸和享受當地強而有力的能量，您將能感受到重新振作的意志而且饑腸轆轆，之後我們便會走到最近的一家飯店? ana萬座渡假中心享用自助式午餐。Consulting about foreign study, the research showed that the speed of firing can be improved by modifying the machanism of the automatic, and at the same time two problems must be solved, one is that more mechanisms should act at the same time to reduce the time of the whole actions of automatic mechanisms, the other is that the time of each mechanism ' s action should be reduced. the time can be reduced by several ways. the first one is to reduce the mass of mechanism, the second one is to increase the force applied on the mechanism and reduce the resistance, the third one is to shorten the working distance, the fourth one is to give abstention and cushion to mechanism before action ends. this thesis includes the following topics : discussion of the theory of the automatic and shell - swing design, establish the kinematic and dynamic models of the main structures in automatic and perform the corresponding mechanical analysis, set up a compendious cyclical diagram for the automatic ; the computer simulation to the navy gun ' s firing parts
由現有艦炮自動機循環圖可知，制約射速提高的幾個因素是：後座、復進佔用的時間較長，約占總循環時間的三分之一；供彈機的動作單獨佔用循環時間，且較長；輸彈機的輸彈時間較長；各機構動作重疊少；參考國內外的研究情況，本文提出了在採用改進完善現有自動機機構來提高射速時，必須考慮以下兩點： （ 1 ） 、力求在同一時間內能使更多的機構參與工作，並處理好各動作之間的銜接（即介面技術） ，以便縮短整個自動機的動作循環時間。
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