1) sealing of cylinder
沉井封底
1.
Combined with engineering of cylinder type sewage reservoir, it introduces construction process and method of major procedure of cylinder type sewage reservoir, which including fabrication of cylinder、excavation of cylinder、sealing of cylinder, security measures are putted forward to ensure quality reaching standard.
结合某污水处理池工程实践,介绍了污水池沉井制作、沉井开挖、沉井封底等主要工序的施工程序及施工方法,并提出了施工安全措施,从而使工程质量达到设计及规范要求。
2) sinking & bottom sealing
下沉封底
3) bottom hole packer
井底密封器
4) bottom packer
井底封隔器
5) disk bottom hole packer
扁盘井底封隔器
6) wellhead cellar
海底井口密封室
补充资料:封底
书刊的背面,跟封面③相对的一面。也叫封四。
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