The block can be eliminated in the filter of magnesia fusedmass at present because the filter orifice plate can be self-purified in use, accordingly the labor productivity is improved greatly.
过滤孔板在使用时能自净化,解决了目前镁熔体过滤中, 常易发生堵塞的问题,极大的提高劳动生产率。
2
However, any relationships among the unfused vertebral BMDs, the fused vertebral BMD, and the fusion mass BMD in a later phase after obtaining successful spinal union are unknown.
然而,还不知道非融合椎体骨密度、融合椎体骨密度、和成功进行脊柱融合后融合块骨密度之间的关系。
3
OBJECTIVE: We wanted to determine whether there are any relationships among the unfused vertebral BMDs, the fused vertebral BMD, and the fusion mass BMD after successful solid union.