The barrel liquid-cooling technology is widely used in ground-based air-defense and anti-missile small-caliber automatic gun and ship-borne medium or small caliber guns.

身管液冷技术在陆基防空反导小口径自动炮和舰载中、小口径火炮中被广泛采用，研究身管液冷状态下的温度分布对于火炮发射安全性和武器效能具有重要意义。

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The antitank SPG-9 "Kopyo" (" Spear ") grenade machine is not an automatic but recoilless gun. It consists of a trunk with a lock, a tripod stand and an electric mechanism which serves for firing.

这种反坦克spg - 0“Kopyo ”飞弹机是非自动无后座力炮，包含一个带锁箱，一个三脚架和一个开火用的电气机械装置。

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Witnesses reported multiple deaths from gunmen on rooftops and in the streets shooting at crowds with automatic weapons and even an anti-aircraft gun.

目击者证实屋顶上和街道中的枪手使用自动武器甚至防空炮向人群射击，已经造成多起死亡。

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The public mood has dramatically shifted and now favors sensible gun controls: a ban on all semi-automatic weapons and their high-capacity clips, as well as background checks at all gun shows.

FORBES: Gun Makers Take One to the Gut

The acting national police chief, Sveinung Sponheim, told reporters in Oslo that the gun was an automatic weapon and that undetonated explosives were found on the island after the attack.

CNN: Police: At least 87 dead in mass shooting, bombing in Norway

Background checks would be more thorough, gun owners would have to reapply for licences every five years, and fully automatic assault rifles, armour-piercing bullets, lifelike toy guns, and gun-lending would be banned.

ECONOMIST: South Africa