ditch mud

Double channel ditch (W-type ditch)

weeper drain；weep drain；drainage ditch；drain ditch

(MTC)mud to cement

123 mud acid

AⅡ Mud

abandoned drilling mud

accumulated mud

accumulation of mud

ACID MUD

Activated mud

activated salt mud

ACTIVE MUD

active mud index

active mud pit

active mud system

Adaptive MUD

addition mud density

additional mud cake