According to the mechanics analysis method of BHA and the real work state of drill string in inclined straight well, a mechanical model of BHA is presented.

根据现有钻具力学分析方法和斜直井钻具的实际工作状态，建立了斜直井下部钻具力学分析模型。

youdao

youdao

Instead of straight hair, this bob works well with wavy or crimped hair.

取代直发，这种波波头很适合波浪状或者卷曲的头发。

youdao

And many people would look back on Dell and say, "You just went straight up." Well, not exactly.

回头看戴尔的发展历程，很多人会说，你们的业绩直线上涨，其实并不尽然。

斯坦福公开课 - 戴尔CEO-Michael.Dell谈创业和发展课程节选

It's made of strong metal, it's got very thin slits to be able to see straight ahead, covered up; everything else is covered up, a good one will cover your neck as well.

头盔是坚固的金属制成,正面有一条很细的开口能让士兵看到前方,左右两边都包住,剩下所有地方都包住,好一点的头盔甚至能保护颈部

耶鲁公开课 - 古希腊历史简介课程节选

I don't know how well you can see it in this figure here, is the slope of a straight line connecting these two points, and as the points come closer and closer, the straight line would become tangent to the curve.

我不清楚你们对于这个图像的理解,这条连接两点的斜线,随着两点距离逐渐缩小,两点连线会变成曲线的切线

耶鲁公开课 - 基础物理课程节选

Once Lockheed had shown that its candidate could shoot pretty well straight up, its success was assured.

ECONOMIST: The Pentagon

Does the smacking of a small ball straight down a well-mown stretch of grass really require special clothes?

WSJ: Tina Gaudoin on Style: Golf Fashion

French celebrities whose privacy has been invaded tend to react, fast and furious, and sue straight away, well aware of their rights.

CNN: British privacy should start with British press