The point in testing the abaxial paraboloid is to make sure that a right angled blade is used.
用刀口检验离轴抛物面时的要点是一定要用直角刀口。
The calculation of right angled triangle weir-type open channel flowmeter is described. A high precision experiential flow calculating formula is given.
论述了直角三角形堰式明渠流量计算问题，提出了一种高精度流量计算经验公式。
Palpably, it's the first rectangle that occurred to God when he realized he needed another four-sided, right-angled shape to complement his juvenile masterpiece, the square.
显然它就是当上帝意识到他需要另一个四边直角的图形来补足他初期的杰作正方形时想到的第一个矩形。
At traffic lights the most common accidents are faster, right-angled collisions.
交通灯的十字路口最常见的事故是快、直角碰撞。
Given the lengths of the two sides of a right-angled triangle, we can find out the length of a third side.
如果晓得直角三角形两个边的长度，咱们就能求出第三边的长度。
Sports officials in northeast China have claimed the gold medal for incompetence after authorising the construction of a running track with right-angled corners.
中国东北地区的体育官员竟批准修建了一条直角跑道，真可谓是最不称职的领导！
The results show that the isosceles right-angled triangle ribs have the highest anti-erosion ability among the three different kinds of ribs.
结果表明在三种不同几何形状的肋条中，等腰直角三角形肋条具有最高的防磨效率。
The three antennas which receive VHF impulses emitted by a lightning discharge are placed on the vertices of a right-angled isosceles triangle with perpendicular sides 120 meters in length.
三个接收天线（接收闪电放电辐射的超高频脉冲）分别放在一个垂直边长为120米的直角等腰三角形的顶点，由到达天线的时间差来计算接收到的闪电脉冲的方向。
The principle of pulse fine division in measurement of displacement by using grating scale (so called Grating line displacement transducer) with right-angled sinewave is discussed.
讨论了输出正交正弦波的光栅尺（又称光栅线位移传感器）在位移测量中的脉冲细分原理。
For being connected with another slope child body-building equipment, the extension part of the upper end of the right-angled trapezoid plate is provided with a hard thread gluing.
为了连接另一斜坡幼儿健身器材，在直角梯形板材的上端外延处设有硬粘扣。
Effects on the right-angled error of the three-component Flux Gate Magnetometer exploring head to direction were analysed and some methods to reduce the effect were put foward in this paper.
本文分析了磁通门磁变仪探头三分量正交度误差对定向的影响并提出了减小其影响的措施。
This paper brought forward a new kind of power supply whose outputting current pulse is positive right-angled triangle.
本课题研制了一台采用三角形电流脉冲输出的单极性微弧氧化试验电源。
Keep the right hand on the wall or bring the palms together with the elbows angled sharply away from each other. Use the pressure of the palms to increase the twist.
右手掌贴墙或者双手和掌，肘关节尽量分开，利用手掌的推力加强扭转。
Pythagoras, who is remembered for his theorem about the sides of a right-angled triangle, lived around 540 BC, while Euclid, the best known geometer of the ancient world, lived around 300 BC.
生活在公元前540年左右的毕达哥拉斯，便提出了闻名于世的关于直角三角形各边的 勾股定理 。古代最知名的几何学家欧几里得生活在公元前300年左右。
A high-rise building is analysed structure which facade was a right-angled triangle and plan was long and narrow.
对三角型立面，扁长型平面高层建筑结构体系的设计问题进行了研究。
The protection appliance has a wedge-shaped fixture block with a side surface similar to a right-angled triangle;
它有一个侧面近似 为直角三角形的楔形卡块；
In this paper, a method-ARC method is introduced, by which the development chart can be drawn, of multiple-piece, equal-diameter and right-angled elbows with the radius as the arc of r.
本文介绍了一种用半径为r的圆弧绘制多节等径直角弯头展开曲线的方法——圆弧法。
In this paper, a method-ARC method is introduced, by which the development chart can be drawn, of multiple-piece, equal-diameter and right-angled elbows with the radius as the arc of r.
本文介绍了一种用半径为r的圆弧绘制多节等径直角弯头展开曲线的方法——圆弧法。
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