Measurement of retrieval rate: At WTI, the kerf volume was determined by filling the kerf with sand, pouring the sand into a graduated cylinder, and measuring the volume of sand.
(the kerf volume; was determined; by filling the kerf with sand, pouring the sand into a graduated cylinder, and measuring the volume of sand; L:At WTI) (the kerf volume; by filling; the kerf; with sand)
the kerf volume the kerf volume
was determined by filling
by filling the kerf with sand, pouring the sand into a graduated cylinder, and measuring the volume of sand L:At WTI
the kerf with sand