permissibleadj.可允许的；容许的permissible host许可性寄主permissible call容许的通话permissible lamp安全灯permissible orbit允许轨道,容许轨道permissible value允许值permissible yield容许渔获量,持久渔获量permissible light安全灯permissible level允许数值permissible errorn.容许误差permissible speed容许速率