最独特的特点是圆屋顶，要让圆屋顶安置于方形基础上，可利用两种方式：内角拱(方形基础每个角落的拱门变为八角形)或穹隅。
To allow a dome to rest above a square base, either of two devices was used: the squinch (an arch in each of the corners of a square base that transforms it into an octagon) or the pendentive.
两面中国国旗是红色的，上面有四颗小五角星环拱一颗大的黄色五角星。但小星星的排列方式却有细微差错。
Both Chinese flags are red and feature a large yellow star flanked by four smaller stars. But there are subtle differences in how the smaller stars are aligned.
条形照明灯突出了拱腹，并且再次强调了设计中无处不在的三角形。
Strip lighting highlights the soffits and again reinforces the ubiquitous triangular shapes within the design.
四角切向燃烧和墙式对冲燃烧方式都有此问题，而W火焰双拱燃烧锅炉则更严重，值得关注。
This problem had occurred under corner tangential firing and wall opposed firing, and it became even more serious under W-shaped flame double-arch firing.
两面中国国旗是红色的，上面有四颗小五角星环拱一颗大的黄色五角星。
Both Chinese flags are red and feature a large yellow star flanked by four smaller stars.
我们使用等边三角形作为相拱相位的简称，表示了3个行星之间的距离相等。
The equilateral triangle which we use as shorthand for the trine aspect shows the measurement between three planets at equal distances from each other in the sky.
拱角与拱顶煤岩滑落失稳，造成工作面局部压力畸变并诱发动力学灾害。
Finally, the coal-rock mass in the arch angle and apex is slided, and causes the distortion of local rock pressure, even induces dynamic hazards around working face.
可以看到，主、腹拱的两侧通身都雕刻有天马彩云、云龙、莲花、牡丹以及三角几何等图案。
You can see, the main and ventral arches are carved on both sides of Tong Shen ma Caiyun days, Yunlong, lotus, peony, and triangular geometric patterns and so on.
可以看到，主、腹拱的两侧通身都雕刻有天马彩云、云龙、莲花、牡丹以及三角几何等图案。
You can see, the main and ventral arches are carved on both sides of Tong Shen ma Caiyun days, Yunlong, lotus, peony, and triangular geometric patterns and so on.
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