The technology and equipment of automatic stop up hole welding with argon gas protection, scavenging welding technique and welding power supply are introduced.
介绍了氩气保护自动堵孔焊技术及其所用设备、换气焊接系统、焊接电源等。
Either way, if its roots are pulled up from out of the ground as the tree topples over, then there's usually a big hole, a pit left in the ground where the roots used to be.
无论是哪种原因，如果树倒在地上时树根从地下被拔起，那么地面通常会有个大洞，在原来树根所在地留下一个坑。
He went up to the place where he had dug the hole and buried the gold pieces.
他走到挖洞埋金币的地方。
Certainly a little narrow face, with hard eyes, had flashed up for an instant from a hole, and was gone.
确实有一张窄窄的小脸，露着严厉的目光，在一个洞里闪了一下，就不见了。
Radio signals received from the galaxy's centre back up the black hole theory.
从该星系中心接收到的无线电信号证实了黑洞理论。
He'll hole up now and move again tomorrow, after dark.
他现在将躲起来，等明天天黑以后再动身。
I am not going to bring up my child in this hole.
我不会在这个鬼地方养育孩子的。
Heat butter in a frying pan and put in the bread slice template. Crack an egg into the heart-shaped hole, fry up and serve on the toast.
在煎锅中加热黄油，然后放入面包薄片模子。将一个鸡蛋打到心形状的洞里，将其煎熟，再放在烤面包上上菜。
He dug the hole, put the four gold pieces into it, and covered them up very carefully.
他挖了一个洞，把四个金币放了进去，然后小心翼翼地埋好它们。
When the bear puts his tail into the water through a hole in the ice, to try and catch a fish, the ice freezes around it, and he ends up pulling his tail off.
当熊把尾巴放到了湖面上的冰洞里面去钓鱼的时候，水在熊尾巴周围结冰了。熊使劲儿往外拔它的尾巴，结果把尾巴拔掉了。
The two frogs didn't care and tried their best to jump up out of the hole.
两只青蛙并不在意，尽它们最大的努力往上跳，以便跳出洞。
The stars show up white and the space around the black hole is blue in this color-coded infrared image.
星体在由颜色编码的红外图象上显示为白色，而黑洞周围的地方程现蓝色。
He walked up the rocks until he found a dry hole, safe from the rain, and he slept again.
他立刻沿着岩石向上走，直到找了一个可以蔽雨的干燥的山洞，他再接着睡。
I curled up tight as something scrambled partway into the hole and bumped into my feet.
我紧紧地蜷成一团，有什么东西爬进洞里，碰到我的脚。
If your hole ends up being a bit too big and the knots themselves don't hold the yarn in place, then tug on the yarn ends and stick some Popsicle sticks under the main knot to secure in place.
如果中间的孔太大，线结本身不能将毛线固定在合适的位置，那么可以用力拉毛线的末端，并将一些冰棒棍粘在毛线结下面加以固定。
He took it up; there was a hole in it; he looked through the hole, and saw the gold heaped up under the ground.
透过洞，他看见地下堆满了金子。
Unless a tiny black hole turns up in the collisions of a powerful particle accelerator, that may be the best physicists can hope for.
这也许是最拔萃的物质学家所希望看到的，除非我们使用强大的粒子加速器的冲撞实验制造出一个小黑洞。
If you are unlucky enough to end up on a plane that develops a hole on it, "all is not doomed," Landis said.
如果你不幸搭上了这样一班有洞在形成的飞机，“一切都还没有结束，”兰迪斯说。
Luckily New Zealand lawnmowers are apparently powered by a miniature black hole: the zombies queue up to reach into the whirling blades like it holds the Meaning of Death.
幸运的是片中的主人公的割草机似乎是用一个微型黑洞驱动的：僵尸排着队来被进入旋转的刀刃，仿佛那里有死亡的真谛。
Crack an egg into the heart-shaped hole, fry up and serve on the toast.
接着，往这个心形的空缺处打一只鸡蛋，并将其油煎一下，最后放在吐司上。
And trying to fill up the hole we feel - with relationships, food, busyness - is rarely successful for too long.
而想要用恋爱、食物、忙碌来填补我们感觉到的空洞也很少能长时间有用。
Geothermal reservoirs are like capped geysers: When humans drill a hole, hot stuff comes up, which can be used to run a turbine.
地热贮藏就像是加了盖子的间歇泉：钻一个洞，热能就会冒出来，人们可以用它来驱动涡轮机。
So you're eyeing up a hottie at your local watering hole (or airport).
在你家附近的酒馆(或机场)你盯上了一个美女。
Modern technology has created some thorny problems (Can a particle accelerator open up a cataclysmic black hole that will destroy the Earth?
现代技术往往产生一些难以两全的棘手问题。 你认为，粒子加速器是否能揭开据称将毁灭地球的黑洞秘密吗？
In fact, up ahead, a kayaker was playing in the hole, and his body slowly slid down, as if he were on an elevator.
事实上，在正前方，有个皮划艇爱好者正在里面，他的身体慢慢地向下滑，就像是一部电梯。
The grayish structure surrounding the black hole, called a torus, is made up of gas and dust.
而图中环绕黑洞的灰色部分，被称为环体，它们由气体和星尘组成。
The grayish structure surrounding the black hole, called a torus, is made up of gas and dust.
而图中环绕黑洞的灰色部分，被称为环体，它们由气体和星尘组成。
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