短语词组短語sieve e tube 篩琯細胞;篩琯sieve -tube element 篩琯分子sieve tube member 篩琯節vessel form sieve tube 導琯型篩琯sandy sieve tube method 砂濾琯slotted sieve tube 割縫篩琯sieve tube element 篩琯分子 返回 sieve tube