The development of the research on the rock blast models at home and abroad is presented, then concept of rock blast models is described.

系统综述了岩石爆破模型的国内外研究现状，阐明了其基本思想。

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Our shelter from the stormy blast, and our eternal home!

你是我们风暴中的避难所，我们永远的故乡！

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The tap hole gun mud made by our factory features high plasticity, fast drying and easy reopening and is now widely used in tap holes of large and medium blast furnaces at home.

我厂生产的出铁口炮泥具有塑性高，干结快，再次开口容易等特点；目前广泛用于国内大中型高炉出铁口。

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Sutton piled more misery on the home side with a strike four minutes from time after Sheridan worked the ball in from the edge of the penalty area and set up the former St Mirren man to blast home from close range.

BBC: Hamilton Accies 0-3 Motherwell

No time has been given for the controlled blast at the home.

FORBES: Move up http://i.forbesimg.com t Move down

Next, we are going to have our guys fly to the surface and back in a ship made of foil, then somehow dock with the orbiting craft, none of which has been tested in lunar orbit, fire another engine blast and get home, again without any steering, power or otherwise.

FORBES: Why I Named My Dog After Neil Armstrong