Filling barrel was accomplished by semiautomatic filler machine and jointed filling arm, and the filling arm can reach the four barrels in turn.

装桶由半自动化装料机和有关节的装料臂共同完成。有关节的填充臂能依次达到四个桶。

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It takes up to four barrels of water to generate one barrel of tar-sands crude, and 20% of Canada's natural gas (a clean fuel) is used to produce oil (a dirty one).

每采集一桶焦油沙原油需要耗费四桶水。加拿大20% 的天然气（清洁燃料） 用来提炼石油（脏的原油） 。

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The Libyan military on both sides are using single, two and four-barrel weapons of this type, again typically of Soviet or Chinese manufacture like the ZPU-2 or ZPU-4.

冲突双方都使用的该类武器，其中包括：单管、双管和四管，该装备也是典型的前苏联或中国制的，如：ZPU-2 或ZPU-4。

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The watch has a four-barrel power plant (is this beginning to sound like a Pontiac GTO?) in which one spring, on being wound down, transfers control to the next.

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Four months of barrel aging floats vanilla notes over this refined mezcal, with woven-in smoke and a subdued primary fruitiness.

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These four-day barrel tastings, begun as a very insider-y trade presentation for wine merchants interested in selling Bordeaux futures, had become a 4, 500-person slurping festival, a rite of spring for Thai hoteliers, Texas liquor store owners and the nephew of someone's Swedish distributor.

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