单词	定向不变性
释义	定向不变性orientational invariance
随便看	reciprocating drill reciprocating engine reciprocating feed reciprocating feeder reciprocating flight conveyor reciprocating force reciprocating fuel injection pump reciprocating grate reciprocating grid reciprocating grid moving grid reciprocating grid; moving grid reciprocating internal combustion engine reciprocating knife reciprocating knife mower reciprocating knife mower-bar unit reciprocating lever reciprocating light reciprocating lights reciprocating linear motor reciprocating liner hanger reciprocating mass reciprocating mold reciprocating motion reciprocating--motion reciprocating movement