RDA can be used to develop data models in either a top-down or bottom up manner, allowing analysis of existing databases and development of data models by reverse engineering of existing data assets.
RDA可用于采取自下而上或自上而下的方式开发数据模型，允许分析已有数据库和通过对已有数据资产的反向工程开发数据模型。
The ship flooded from the bottom up, and when the rising water shorted out the electrical system, the massive boat shifted into reverse.
当时渔船底部进水，不断上升的水位使电路系统短路，巨大的船体开始转向相反的方向。
Because I've explored the object in a bottom-up fashion so far in this article, I now look at the reverse from the user perspective (see Figure 7).
到目前为止，我都是以一种自下而上的方式探索对象，现在我们采用自上而下方式，从用户透视图中考察对象(见图7)。
The data model may be developed top-down solely based on business requirements or bottom-up through reverse engineering of existing data structures.
数据模型可以采取自上而下的方法根据业务需求单独开发，也可以采取自下而上的方法通过对已有数据结构进行反向工程来开发。
And, similarly to the LCS algorithm, to obtain S1 'and S2', you trace back from this bottom-right cell, following the Pointers, and build up S1 'and S2' in reverse.
而且，与LCS算法类似，要获得S1'和S2 '，要从右下角单元格开始沿着指针回溯，反向构建S1 '和S2 '。
In DE bottom of the concrete caisson lies a heat exchanger, a liquid filled winding tube, like a reverse underfloor heating system.
在混凝土沉箱的底部装置有一个热交换器，交换器内是充满液体的缠绕管，就像反向地暖系统。
A float collar is placed at the top of the float joint and a float shoe placed at the bottom to prevent reverse flow of cement back into the casing after placement.
浮箍是放置于浮动接头之上的，而浮鞋则是放置于浮动接头之下，以防止水泥浆回流到套管内。
Based on the historical experience of drilling technology, it is proposed to study the bottom process of large diameter reverse circulation rotary drilling.
根据钻探技术的历史经验，建议应进行大直径反循环回转钻进井底过程的研究。
This machine offers the function of reverse discharging, which enables the material on the screw to fall back to discharging exit on the bottom that is convent for discharging operation.
本机提供螺旋反转清料功能，使螺旋桨面的原料落回底面清料口处，便于清料操作。
Now do the same thing in reverse, top left and bottom right, 4 times. Don't forget to blink and relax your eyes if they become too strained.
现在反方向重做一次，最上部到左边，然后是最底端到最右边，重复四次。如果感觉眼部有些累的话，就眨眼睛休息一下。
Themes are rendered in reverse order, like layers, from the bottom up.
主题被提出在从下到上颠倒次序，像层， 。
After the earlier sell off of risk in New York due to the announcement of the rate hike in China the Asia session saw the majors' bottom out and reverse.
继纽约时段因中国宣布加息导致风险资产下跌之后，亚洲时段主要货币对触底反弹。
The direction and operation of the main rotary brush barrels of the road direction and the rotating brush at the bottom of the reverse rotating drum.
主旋转毛刷运转方向和桶的行进方向及桶底部旋转毛刷反向回转。
Also select "Reverse" to make the black on top with white at the bottom.
选择反转，使得黑色在上方，白色在下方。
Water enters from the bottom of the filter with reverse-size filter material and passes a filter material layer form bottom to top.
水从反粒度滤料过滤器底部进入，自下而上通过滤料层。
Water enters from the bottom of the filter with reverse-size filter material and passes a filter material layer form bottom to top.
水从反粒度滤料过滤器底部进入，自下而上通过滤料层。
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