gear reduction unit

single reduction gear unit

die block

die reduction angle

die-block

Heavy Die Block

Block type

Block type design

block-unit

concord block type 1

concord block type 2

concord block type 2 [C2]

corridor type block of flats

fault - block type buried hills

heavy type block wall

kitchen building block unit

polyester-polyether type block copolymer

Radial slide block type pointing machine

rectangular block type graphite heat exchanger