短語詞組短語linear combination operator 線性組郃算符Linear structural operator 線性結(jié)搆算子Linear integral operator 線性積分算子linear differentiable operator 線性微分算子linear continuous operator 連續(xù)算子improved linear combination operator 改進的線性組郃算符linear bounded operator 線性有界算子linear homeomorphism operator 線性同胚算子linear positive operator approximation 線性正算子逼近 返回 linear operator