1) Shear hole
竖孔
2) drainage salinity through stand-hole
竖孔排盐
1.
According to the situation on back-salinity at clay interlayer in Gansu Shule River irrigation area,the improvement technology on drainage salinity through stand-hole was suggested to adopt in Shule River irrigation area.
针对甘肃省疏勒河灌区粘土夹层土壤的阻水滞盐作用,提出了竖孔排盐改良技术。
3) perpendicular hole
竖向开孔
4) end construction tile
竖孔砖
5) shaft penetration
竖井穿孔
6) sptue hole
竖浇道孔
补充资料：第二孔(继发孔)型缺损
第二孔(继发孔)型缺损
ostium secondary defect
是心房间隔在形成上发生障碍，一般缺损较大，多在卵圆孔附近称第二孔(继发孔)型缺损。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条