They are motivated by the twin goads of punishment and reward.

The paper first determined the range of Zhongjiashan goaf material-probe method and pit base investigation.

结合物探、坑底调查等方法对钟家山煤矿采煤区的现场勘察,确定采空区的范围.

At present, many open-pit mine face serious threat of underground goaf in pit limit in china.

目前国内有不少露天矿山在生产过程中面临着境界内地下采空区的严重威胁.

And above 90 % spontaneous combustion occurs in goaf.

其中90%以上自然发火发生在采空区.

The influence of different kinds of goaf air leaking to the spontaneous wall face is analysed.

分析了不同类型的采空区漏风对采空区自燃发火的影响.

Gas wood road 413 of this mine is through the link-roadway caused by goaf gas discrarging.

该矿413机巷后路瓦斯超限是采空区瓦斯通过联络巷泄漏所致.

The coal spontaneous combustion in the goaf is one of the main coal disasters.

采空区煤炭自燃火灾一直是我国煤矿的主要灾害之一.

It was about the only time I got up the field in the whole game so I was well happy with my goal.

这是我在整场比赛中唯一一次上场，所以我对自己的进球非常开心。

The second goal was sheer wizardry.

第二记入球真是神奇。

Choose a goal within your reach.

选一个你能达到的目标.

We lost the match by one goal.

我们以一分之差输了比赛.

The goal was greeted by jubilation from the home fans.

主场球迷为进球欢呼.

Currie sidefooted his first goal of the season.

柯里用脚侧踢进了他本赛季的第一个进球。

When his schoolmate made the last goal, the boy gave out with an untrammeled yell.

那个男孩在他的同学踢进最后一球时不禁纵声欢呼.

The clincher was City's second goal, scored minutes from the end.

离比赛结束还剩几分钟的时候，曼城队的第二粒进球锁定了胜局。

We'll never give up until the goal is reached.

不达目的决不罢休.

His shot went to the right of the goal.

他一脚射门,球向球门右边飞去.

Vieira scored a spectacular goal.

维埃拉攻进了一个精彩入球。

I think every business's goal is to make money.

我认为各家公司的目的都是赚钱。

In soceer only the goalkeeper may play the ball with his hands within the goal area.

足球比赛中,守门员在禁区之内可以用手拿球.

With passing, catching and dribbling techniques, players try to make goal shot outside the goal area.

运动员在球门区外运用传球 、 持球和运球技术进行射门.