First frost date and late frost date

first frost date and latest frost date

Girst frost date and late frost date

onset date and end date

onset date and ending date

bull plugged wash pipe

fracture of the plugged body

heavy oil plugged reservoir

old well plugged back

percentage of plugged hole

Plugged

plugged and abandoned

plugged back total depth

plugged bit

plugged crib

plugged perforation

plugged pouring basin

plugged program

plugged screen

Plugged Steel