【机】 chasing attachment
snail; spiral shell; whorl
hang by the neck; twist; wind; wring
【电】 lay; strand
【化】 cutter; cutting-tool; tool
device; apparatus; fitting; installation; setting; unit
【计】 blaster; U
【化】 equipment; set; set up; setting
【医】 apparatus; device; fitting; installation; mounting; unit
【经】 equipment; installation