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13 天
原创 “不太简单”的英式“PIAT”榴弹发射器
考虑到新型战斗弹簧完全压缩时的力为200磅(约90公斤——那时并非每个英国士兵都有这种体重),撞击能量相当可观,但榴弹的 惯性 质量足够让发射装置产生足够的冲击力来使闭锁装置上弹。
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今日热点
Dow plunges
LA mayor removes fire chief
Trump names 'pardon czar'
To perform free concert
Hawaii gas grill explosion
Helicopter crashes in Idaho
To drop immigration case
Medicare billing probe
Yankees drop ban on beards
LGBTQ groups sue Trump
Charges against 3 dropped
Fires about 6,000 employees
Tunnel permits upheld
CA rail project probe
Drops plant-based upcharge
Netanyahu vows revenge
US transfers 177 migrants
Former MLB pitcher dies
Recalling over 17K vehicles
Power steering issue recall
Hosts Black History Month
Senate adopts budget plan
Signs extension w/ Yankees
Trial adjourned indefinitely
Home sales fell in January
3 buses explode in Israel
New AI for sign language
Rwandan official sanctioned
Agree to end TV deal
Wins 4 Nations Face-Off title
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