形圈十方形圈密封压力装置、阀杆操作时绝对无泄漏；
Pressure responsive Viton packing seal arrangement; positive no slack stem action.
从远处看像一座巨大的拱门，它是一个连续的环，像一种方形面包圈。
Looking from a distance like a gigantic arch, it is a continuous loop, a kind of square doughnut.
除了保护特殊镜头的质量，这款照相机有一个限制框可以让你在35 mm的胶卷上拍正方形的照片——或者想它的老同志那样让画面周围有一圈暗角。
In addition to maintaining idiosyncratic lens quality, the camera has a framing mask that lets you shoot square photos on 35-mm film-or even bleed the image to the edge like its old comrades.
你能在正方形里做一圆圈吗？
炸圈饼面团一种未发涨的油炸面团圈，通常成纽绞条状，但也有圆环或长方形的。
An un raised doughnut usually twisted but also shaped into rings or oblongs.
举例用的模具是由六个板组成的包含型芯、脱模衬套、齿轮和齿条以及止推片、轴瓦和方形密封圈载一起的冷端或“B”面。
For used molds are composed of six panels contains the core, Demoulding Bushing, gear and rack and the thrust piece, bearing and seal set with a square of the cold-side or "b" side.
轴承套圈余热退火辊底炉生产线是一高度机械化自动化的特大型加热设备。由于受厂房长度限制，设计成长方形的闭环结构，这是本设计的特点之一。
The large roller hearth furnace production line for annealing hot bearing RACES is designed as a rectangular and closed structure under the limit of the length of available shop.
取长方形纸带一条，扭曲一次，然后使两端相连进行粘合，所得到的曲面称为麦比乌斯圈。
If you twist a quadrate strip and then join both ends, you will get a curving surface named Mobius Circle.
大楼建筑外形就像是一只被扭曲的正方形油炸圈，总高度大约230米，就像两个倒“L”斜靠在一起；两座竖立的塔楼向内倾斜，倾角很大；
The building appearance of the building is just like a batter-fried prawn, Total height about 230, just as two pour " L " oblique to lean together;
大楼建筑外形就像是一只被扭曲的正方形油炸圈，总高度大约230米，就像两个倒“L”斜靠在一起；两座竖立的塔楼向内倾斜，倾角很大；
The building appearance of the building is just like a batter-fried prawn, Total height about 230, just as two pour " L " oblique to lean together;
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