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。
Compared it with secondary vocational education, its space is big and its right-angled margin is long, that is, theoretical foundation is broad and sustainable...
与中等职业教育的区别在于其面积——理论维度直角边长,面积大,即理论基础相对宽厚,认识能力、可持续发展能力强。
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 fact, it is a right-angled triangle.
事实上,那是一个直角三角形。
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。
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。
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。
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準修建了一条直角跑道,真可谓是最不称职的领导!
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。
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沖输出的单极性微弧氧化试验电源。
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。
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。
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沖)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沖的方向。
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)在位移测量中的脉沖细分原理。