A rare galaxy type, polar ring galaxies have a substantial population of stars, gas, and dust orbiting in rings nearly perpendicular to the plane of the galactic disk.
极环星系是种稀有的星系类型，它们有着几乎和银盘平面垂直，呈环形公转的大量的恒星、气体和星尘。
Sometimes, one type of lateral load mechanism is used in one direction while another is used in the perpendicular direction.
有时，一种类型的侧向载荷机制作用于一个方向，而另一种作用于垂直方向。
Type steels are a kind of light economic section shaped steel with the perpendicular among thin-walls, girths and web plates.
型钢是一种轻型薄壁、翼缘与腹板垂直的经济断面型钢。
In chapter 2, we get some conclusions for the completion of the almost complete exceptional sequence of representation-finite type algebra and finite dimensional algebra using perpendicular category.
第二章借助垂直范畴得到了关于有限表示型遗传代数，任意有限维遗传代数上几乎完备例外序列补的一些结论。
Readback voltage of perpendicular recording for high track density with ring-type head is theoretically calculated, and rcadback noise is analysed.
本文从理论上对高道密度垂直磁记录环形头读出电压进行了计算，并对道间串扰进行了分析。
The rotating shafts of three t type joint modules are parallel to each other and are mutually perpendicular to the rotating shafts of the I type joint modules at both ends.
三个T型关节模块的转轴互相平行，并与两端的I型关节模块的转轴互相垂直。
It is often considered in tower-type equipment and its foundation design that the resonance of the tower in the direction perpendicular to wind is negligible.
在落地塔型设备及其基础设计中，人们往往认为发生横风向共振的可能性小，没有考虑横风向风荷载。
It is often considered in tower-type equipment and its foundation design that the resonance of the tower in the direction perpendicular to wind is negligible.
在落地塔型设备及其基础设计中，人们往往认为发生横风向共振的可能性小，没有考虑横风向风荷载。
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