wedge-shaped step

基本解釋

There were some wedge-shaped holes in the strip and the strips made by the technology of investment were welded in step and kept distance between strips.
篩條上有若干梳齒孔，焊接時(shí)呈階梯形狀搭接，有一定的高度差，篩條材質(zhì)為高碳低合金結(jié)構(gòu)鋼，采用精密鑄造工藝生產(chǎn)。
Conical pile has the specialties of step-shaped pile and wedge-shaped pile because of its cone-shaped side formed by the linear reduced diameter of cross-section from the top to the bottom.
錐形樁，自樁頂至樁底，截面直徑線性減小，形成圓臺(tái)形側(cè)面，既具有部分錐形臺(tái)階樁的性質(zhì)，也具有部分楔形樁的性質(zhì)。