This paper divides the Paleozoic - Middle-Upper Proterozoic marine basins into the closedbearing basin type and open relief basin type.
本文把古生界一中、上元古界海相盆地分为封闭型承压盆地和开启型泄压盆地两大类型。
2
Bearing metal tin can up closed and reduce friction role.
轴承金属镀锡可起密合和减磨作用。
3
This bearing way has been realized by a certain number of closed frames in the longitudinal, lateral and horizontal directions of body and grid beams together with bearing cover.