1) Double surface oscillating curve sander
双面震动曲型杪光机
2) double spherical aseismic bearing
双曲面球型减隔震支座
1.
The configuration characteristics and working mechanism of double spherical aseismic bearing are introduced first.
介绍了双曲面球型减隔震支座的构造特点和工作机理,表明其能够满足减隔震支座的三个基本要求,并具有结构简单、抗震性能稳定可靠的优点。
2.
The configuration and working mechanism of the double spherical aseismic bearing developed recently are introduced in detail and the seismic performance test results of the bearing are introduced and analyzed briefly.
首先比较了现行的几种保证连续梁桥顺桥向抗震安全的减隔震措施,然后详细介绍了同济大学桥梁工程系新近开发的双曲面球型减隔震支座的抗震机理和构造特点,接着简要介绍、分析了对该支座进行的抗震性能试验的研究结果,最后通过对一个11跨连续梁桥算例的抗震分析,表明这种减隔震支座非常适用于连续梁桥的减隔震设计。
3) hyperbolic surfaces
双曲型曲面
1.
Correspondingly the definitions ofthree kinds of curved surfaces are given, that is the definitions of elliptic surfaces,hyperbolic surfaces and parabolic surfaces.
具体介绍了由圆锥曲线的轨迹生成的三类曲纹曲面——椭圆型曲面、双曲型曲面和抛物型曲面。
4) hyperbolic riemann surface
双曲型黎曼曲面
5) bending planer
曲面刨光机
6) jolt molding machine
震动造型机
补充资料：双叶双曲面
双叶双曲面
two-sheet hyperboloid
r皿ep60”OH口l 见双曲面(11yperboloid)双叶双曲面〔two一叙eth押材加loid;皿。yno月ocTn曰丽
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条