conventional open hole packing method
over-the-top gravel packing tool
state-of-the-art down hole tool
tool-to-tool tool change time
packing color of tea packing
A shrinkage method combining with medium-length hole and shallow hole
electron-hole liquid drop (=electron-hole droplet)
hole by hole blasting technique
hole by hole detonating
hole by hole initiating
hole by hole initiation