So, we're using one kite in 15 mile per hour winds to lift up a three and half ton block, " said Caltech student Emilio Castano."

科技大学生艾米利奥-加斯塔诺说：“我们要用一只风筝在风速为每小时15英里的情况下抬起3吨半重的石块。”

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French customs official Sebastien Tiran said France seizes at least a half-ton of ivory per year.

法国海关官员塞巴斯蒂安安·蒂兰说，法国每年缴获至少半吨的象牙。

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That cabin is a 14-ton spherical steel capsule only two meters in diameter, with a single,half-meter-wide circular plastic window for viewing.

VOA: standard.2010.06.21

"Just a back-of-the-envelope calculation shows that in the Philippines, if we in a year can be reaching just five thousand farmers and their fields can be increasing the yield by half a ton per hectare, we could be looking at profitabilities for those farmers in the range of half a million dollars."

VOA: standard.2010.07.28

It produces as much pollution as 80 one and a half ton automobiles.

NPR: L.A. Looks to Cut Smog with Leaf Blower Trade-In

Mr Griffiths had owned the one-and-a-half ton (1, 500kg) caravan for about 17 years.

BBC: Roy Griffiths with his burned out caravan

For a mere 20-pound machine, you wouldn't think a leaf blower could produce as much pollution as a one and half ton automobile.

NPR: L.A. Looks to Cut Smog with Leaf Blower Trade-In