Propersi普罗佩尔西properadj.合适的；正当的；真正的proper wrist action正确的手腕动作properties of words词汇性质proper disbursement正当垫付费用proper subcontinuum真子连续统proper to ...adj.特有的properly terminated正确终端proper spray season喷药适宜季节properties analysis性能分析proper culture area适养面积proper-use factor适用系数