dripless agent无滴剂
dripless seal无液滴封闭
dripless film无滴膜
a dripless faucet滚轴涂布用滚轴把涂层涂上纸面的情况
dripless polyethylene film聚乙烯无滴棚膜
"a dripless faucet"; " dripless candles"