The basis of this article is the application of millimeter wave radar in muzzle velocity measure of antiaircraft gun .

根據(jù)毫米波雷達在高炮測速中的實際應用欧美黄片1区,2区,3区，通過仿真的方法對初速測定的彈道外推問題進行了研究欧美国产一级黃片。

Power factor is calculated using the actual bullet weight and the average velocity of the three rounds fired.

利用實際的彈頭重量以及射擊的三發(fā)平均槍口初速來計算威力系數(shù)好爽又高潮了毛片A片。

Via sdrilared new mpe ERA resistCd l0 smooth steel Proectile perfOnnance test, the local protectwh coeffician calculated is 3.5l4, Which is Proved tha new tyPe ERA can camed ollt defend large calibre imourTiercing Proectile of init1al velocity is l700In/s in the case of small normal ange, and can achieve tactics technique gUide line, comPletely Anfil tank barbette debo large calibre annourrpiercing prOJecti1e request.

通過模擬新型反應裝甲抗100滑鋼彈的抗彈性能試驗日本三级片久久久久久久，計算其局部防護系數(shù)達到3.514殴美性爱肛交高清在线，證明了所設計的新型反應裝甲能夠?qū)崿F(xiàn)小法線角防御初速為1700m/s的大口徑穿甲彈毛片一区网站，能夠達到戰(zhàn)術技術指標要求，滿足坦克炮塔對大口徑穿甲彈的防御91在线视频国产福利试看。

This paper analyses the effective factors and restricted methods of combustible cartridge case charge on muzzle velocity probable error.

分析了可燃藥筒對初速或然誤差的影響因素及限制辦法69网在线观看免费。

The results of interior ballistic theoretical simulationindicates that the single PSS charge application need propellants be provided with upperburning rate, adopting PSS and traditional model frame propellants commix charge is apractical applied technique approach.. By optimizing the PSS model frame parameter, wecan obtain "flat roof" domino offect with better even peak value "double peak" p-tcurve. Comparing with current 19 hole propellants charge with the best increasing burningsurface characteristic, the muzzle velocity of projectile can be enhanced about 55m/s, andthe instruct pressure efficiency can be enhanced about 5.7％.

內(nèi)彈道理論模擬結果表明，PSS發(fā)射藥單一裝藥的應用www.yw尤物，需要發(fā)射藥具有較高的燃燒速度啪啪啪啪啪啪视频一区二区，采用PSS發(fā)射藥與傳統(tǒng)藥型的混合裝藥，是目前PSS發(fā)射藥實際應用的技術途徑黄色免费专区，通過藥型參數(shù)的優(yōu)化可獲得"平臺"效應更好的等峰值的"雙峰型"P～t曲線高中生在线视频，與現(xiàn)有增面性最好的19孔發(fā)射藥裝藥相比，彈丸初速可提高55m／s左右东北老处女人69xxxx，示壓效率高5.7％左右美女黄色性插入视频。

The limit on increment of probable error of muzzle velocity has been derived on the basis of that the increment will increase probable error of range and decrease probablity hitting the mark.

基于對初速或然誤差增大所引起的射程或然誤差增大和命中概率降低的限制，導出了對庫存彈藥初速或然誤差增大的限制jizzjizz免费。

The Barrel life of Cannon is assessed by the rate of the muzzle velocity of pill to the standard velocity.

通過用火炮外彈道測量的初速與標準初速的比率來評定火炮身管壽命杏花三月天在线观看免费。

By experimental study of the situation with high-velocity photogram, not only the initial speed and the decline law of it have been determined, but also many problems have been solved, such as the influence of choke on initial speed, the influence of wad on flying shots, the attitude change of flying wad, the process of the wad separated from the shots, and so on.

通過高速攝影實驗研究，不僅較為準確地測出了初速大小和速度衰減規(guī)律亚中文字幕偷拍欧美另类，而且弄清了不同錐度的喉縮對初速的影響在线毛片视频不卡、彈托對彈子飛行的影響、彈托飛行姿態(tài)的變化特點及彈托脫離彈子的過程等問題国产一级婬片A片AAA小视频。

In this thesis, the principle that the charge technique of coated nitramine and energy increased propellant with low temperature sensitivity improves the muzzle velocity and decreases ballistic temperature coefficient is studied.

本文研究了低溫感硝胺及增能發(fā)射藥裝藥技術提高火炮初速和降低彈道溫度系數(shù)的原理及其對膛壓和初速變化規(guī)律的影響91色色福利，闡述了提高低溫感。黄片免费理论。色就操在线视频。

Derived from the 1929 fortress gun (itself a development of the old 1897 field gun) with a semi-automatic breech and an automatic loader added, the "high power" APX 75mm gun fired a mle 1915 HE round with a reduced charge at 400 m/s and the mle 1915 AP round at 570 m/s (50mm penetration at 1000 m) and its two sights and stereoscopic rangefinder allowed a direct fire range of 2000 m.

&大威力&APX型75毫米炮由1929型要塞炮（舊式1897型野炮的發(fā)展型）衍生而來，加裝了半自動炮尾和一個自動裝填器欧美日韩ab一区，發(fā)射減裝藥的1915型高爆彈（初速400米/秒）玖久在线观看黄色网站免费，及1915型穿甲彈（初速570米/秒亚洲加勒比无码一区二区，1000米距離可穿透50毫米裝甲）。