短語(yǔ)詞組短語(yǔ)variable length logical operand [計(jì)]可變長(zhǎng)度邏輯操作數(shù)length logical operand 定邏輯操作數(shù)fixed length logical operand 定長(zhǎng)邏輯操作數(shù)fixed -length logical operand 定邏輯操作數(shù) 返回 logical operand