It's a two stage, 15 ton, solid fuel rocket that could instead carry a half ton penetrating, high-explosive warhead, along with the special guidance system (a radar and image recognition system).

它是一种二级、重量15吨固体燃料推进火箭可以改为携带一枚重量半吨的侵彻、高爆弹头，连同专用制导系统一起(一套雷达和图像识别系统)。

youdao

I weigh half a ton.

我有半吨重。

youdao

More to the point, it'll keep more than half a ton of climate-changing carbon dioxide out of the atmosphere every year.

更重要的是，它可以保持每年半吨由于气候变化形成的二氧化碳不会跑出大气。

youdao

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