The valve inlet and body are one integral casting assuring proper alignment of disc, seat and spindle for smooth action.
这种阀门的进口和阀体为一件式铸件，确保了阀瓣，阀座和芯轴的对齐和平稳运动。
2
Conclusion: The holistic rehabilitation nursing in combnation with rehabilitation treatment can effectively recover the integral function of the patients with lumbar intervertebral disc prolapse.
结论：常规康复治疗配合整体康复护理能更有效的提高腰椎间盘突出症患者的整体功能恢复。
3
The solid angle for a disc source parallel to a disc detector has been determined using a one dimension integral.