Powerful international syndicates, using helicopters, night-vision goggles, tranquilliser darts and silenced heavy-calibre guns have got into the game.

实力雄厚的国际财团将直升飞机、夜视镜、含有镇静剂的飞镖以及大口径消音枪都投入到了捕猎中。

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The results show that by using spray and strong breeze quenching, heavy-calibre wear-resisting bend pipe made of low alloy steel may easily arrive a good quenching effect.

结果表明，大口径低合金钢耐磨弯管采用雾风冷却可以方便地得到满意的淬火冷却效果。

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As I peer through the heavy calibre bullet belt of the door gunner, suddenly lush, green fields appear and then out of this wilderness, sparkling in the sun rises the Helmand river bringing life to this barren land.

BBC: Afghanistan: Landing in the camp

In Beida and other cities, youths who despaired of confronting African mercenaries' heavy-calibre machineguns with stones resorted to dynamite used for catching fish.

ECONOMIST: The liberated east

On Monday, the conservation group issued a warning that a 17 armed individuals, some with heavy-calibre rifles, had entered the park and was heading for the Bai, known locally as the "village of elephants".

BBC: Elephants