单词	周期变距
释义	周期变距 feathering
随便看	reverse filling Reverse filling of liquid oxygen reverse filter reverse filtration layer reverse find reverse finger bender splint reverse fire reverse fit search reverse flange reverse flanging reverse flanging tube end reverse flank Reverse flap reverse-flap technique reverse flat plate reverse flattening test reverse-flighted screw reverse floatation reverse floatation of bauxite reverse floater Reverse flotastion reverse flotation reverse-flotation Reverse flotation de-silicates Reverse flotation process