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The oil industry has also developed remotely-operated vehicles to make trenches for seabed pipelines, which can be adapted for cutting ore, even though it may lie much deeper, at, say, 1.5km down.

并且，石油工业已经开发出可用于海底管道挖槽的遥控船，可以经过改造用来切割矿石，即使这些矿石在1.5千米以下也没问题。

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B2B exchanges operated by industry consortia, such as Covisint, which trades supplies for car makers.

ECONOMIST: If you think B2B marketplaces are dead, read on

That's because Portland has long operated under what the industry terms a "pay as you throw" plan, charging consumers by volume of waste placed at curbside.

WSJ: Portland Creates Buzz by Cutting Garbage Pickups

"The garment industry has operated for more than 10 years in Cambodia, so the buildings are getting old, " increasing the need for tighter inspections, said Kong Athit, secretary general of the Cambodian Labor Confederation, which represents garment workers, including some at Top World.

WSJ: Another Cambodian Garment Factory Has Accident