平拱

basket weave

方平组织

basket-handlearch 三心拱 | basket-weave 方平组织 | basket-weavecheckersetting 网织篮式格子砖砌筑

skelp

焊管条

skene arch 弧拱 ,平圆拱 | skelp 焊管条 | skeleton work 牛水制工

skelp WESTBANK

焊管条

skene arch WESTBANK 弧拱 ,平圆拱 | skelp WESTBANK 焊管条 | skeleton work WESTBANK 牛水制工

straining beam

二重梁

Straight arch平拱 | Straining beam 二重梁 | Stretcher bond 顺砖砌合,走砌法

truncated cone

截头锥

truncated angular arch 锥角拱 | truncated cone 截头锥 | truncated pyramid 平头角锥体

truncated cone WESTBANK

截头锥

truncated angular arch WESTBANK 锥角拱 | truncated cone WESTBANK 截头锥 | truncated pyramid WESTBANK 平头角锥体

welt and seam rubbing machine

沿条和沿条缝擦平机

Welsh arch ==> 威尔士拱 | welt and seam rubbing machine ==> 沿条和沿条缝擦平机 | welt beating machine ==> 沿条敲平机

soldier course

排砖立砌

soldier 立砌砖 | soldier course 排砖立砌 | soldier arch 立砌平拱

soldier course WESTBANK

排砖立砌

soldier WESTBANK 立砌砖 | soldier course WESTBANK 排砖立砌 | soldier arch WESTBANK 立砌平拱

circumlunar rocket

环月火箭

circumhorizontal arc 日承;环地平弧(日晕) | circumlunar rocket 环月火箭 | circumpolar constellations 拱极星座

Supposed to Be：应该吧

我想我该睡了 i think i should slp | 应该吧 supposed to be | 希望 hope so

Plain Weave：平布

509 hopsack 方平织物 | 510 plain weave 平布 | 511 panama 巴拿马薄呢