就是顶部和底部。
The obsidian appears on the top and the bottom of lava flow unit.
在熔岩流单元中黑曜岩位于其顶部和底部。
The top and the bottom steel sheet and HPL are punched to form ventilation holes.
地板的上下钢板和上表面贴面均冲制有通风孔。
n We're interested in x divided by n. So let's divide both the top and the bottom by n squared.
我们感兴趣的是x除以,所以同时把分子分母除以n平方。
There is no visible difference between the top and the bottom of the living stick, even under a microscope.
之间没有的顶部和底部的生活棒明显的不同，即使在显微镜下。
The results showed that the pier, the top and the bottom plates of the main girder were all under compression.
结果表明：墩身和主梁的顶底板都受压，强度、刚度都满足要求。
Just to be clear, the jumper velocity (and thus kinetic energy) of the jumper at the top and the bottom are both zero.
我来解释一下，整个跳楼过程中，跳楼者的速度（由此便产生了动能）在起跳处和着地处都为零。
The table has a short but descriptive title, there are some filters, and table headers are shown both at the top and the bottom.
这个表有一个简短的描述性标题，表的顶端和底部放置了表头和条件过滤器。
Its nonstick skillet and heated coverlid cook food on the top and the bottom simultaneously for a quick breakfast with a lot less effort.
它的不粘烤盘和可加热上盖，从底部和顶部同时烹饪食物，使制作早餐更加快捷、方便。
And it also discussed the distribution of spring stiffness both at the top and the bottom in designing the springs of the vibration hammer.
从振体处于一定位置时弹簧压缩量考虑，探讨了振动锤弹簧设计中，上、下弹簧刚度的分配问题。
IT metrics guru and industry leader Dr. Howard A. Rubin offers a powerful perspective on how benchmarking technology costs must come both from the top and the bottom.
IT行业的领袖人物howarda .Rubin博士提出了一个重要观点，衡量技术成本必须从上和下两个方面共同进行。
The top and bottom line of each column on the page should align.
版面每栏的头一行和末一行要对齐。
Leave a gap at the top and bottom so air can circulate.
在顶部和底部各留一点空隙，这样空气就可以流通了。
We started from the bottom and we had to work our way up to the top.
我们从最底层做起，必须奋斗到最高层。
If the glass were kept hot enough, it would flow over the molten tin until the top surface was also flat, horizontal and perfectly parallel to the bottom surface.
如果玻璃保持足够的温度，它就会在熔化的锡中流动，直到顶部表面也变得平整、水平，与底部表面完全平行。
The clerical workers considered factors such as quality of work performed and job knowledge near the top of their list, but these were at the bottom of the production workers' list.
文员们把工作质量和工作知识等因素放在工作清单的最前面，但这些因素在生产工人的工作清单中却排在最后。
Concentrations of positively charged particles develop at the top and bottom of the cloud, but the middle region becomes negatively charged.
带正电荷的粒子集中在云团的顶部和底部，但中间区域形成的是带负电荷的粒子。
"When the bottom of the mountain is summer, the top is spring and while the foothill is autumn, the top is covered with ice," local people say of the special climate of Shennongjia.
当地的人们这样形容神农架的特殊气候：“山脚下是夏天，山顶是春天，山脚下是秋天，山顶被冰雪覆盖。”
In the second place, we cleaned their houses from top to bottom, getting rid of the dirt accumulated for years and giving a brand-new environment to them.
第二，我们彻底清扫了他们的房子，清除了多年积累的灰尘，给他们一个全新的环境。
The structure would utilize atmospheric energy conversion by converting the difference in atmospheric pressure at the top and bottom of the structure into electrical power.
这个建筑将利用大气能量的转化——将顶部和底部大气压的压差转化为电能。
We also see content elements located at the top and bottom of the layout shifted (translated) horizontally across the page for further symmetry.
页面顶部和底部的元素布局呈水平变换，达到了更深层次的对称的效果。
Todd: the relationship between those at the top and those at the bottom is changing.
托德：顶层与底层的关系正在发生变化。
However, a vertical line sitting perpendicular to the top and bottom of the canvas has more of a tendency to convey a sense of height.
然而，与画布顶端和底端垂直的竖线往往更适于传递高度之感。
Where's the bottom and where's the top?
底部在哪？顶部又在哪？
You do this by embedding, for example, the sideway approach within the top-down approach and in turn, the bottom-up approach.
例如，通过将旁路方法嵌入到自顶向下方法，接着嵌入到自底向上方法，您可以做到这一点。
You could also embed the top-down approach within the second top-down approach and in turn, the bottom-up approach.
您也可以将自顶向下方法嵌入到第二个自顶向下方法，接着再嵌入到自底向上方法。
A dot will appear at the top and bottom so that you can move it.
链接顶部和底部将显示一个点，表示您可以移动它。
And anyone on Wall Street will tell you the public typically buys at the top of the market and sells at the bottom.
华尔街中的任何人都会告诉你，大众通常都是在股市的高点买入，在股市的低点抛出。
You want a hat that will balance the top and bottom out.
你需要一顶能平衡上部分与下部分的帽子。
You want a hat that will balance the top and bottom out.
你需要一顶能平衡上部分与下部分的帽子。
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