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P 开头的英语单词（共 269,166 个）
perforated diaphragm
多孔隔膜
perforated dictyostele
有孔网状中心柱, D
perforated distributor
孔分配板，多孔布风板；多孔分配器
perforated drain pipe
多孔排水管
perforated drum
空心孔眼滚筒
perforated dry pipe
孔集汽管
perforated dye spool
多孔染色筒管
perforated eardrum
[网络] 鼓膜穿孔；耳膜穿孔；耳膜穿破
perforated eardrums
[网络] 鼓膜穿孔；耳膜穿孔；耳膜穿破\n(perforated eardrum 的复数)
perforated edge card
打孔边缘卡
perforated electrode
多孔电极
perforated feed pipe
[网络] 带孔内给水管；多孔给水管；有孔给水管
perforated film
打孔胶片
perforated fin
[机] 多孔翅片
perforated fins
孔的肋片；穿孔肋片
perforated flow roll
整流辊,匀浆辊
perforated grill
穿孔板
perforated hardboard
[木] 有槽硬质纤维板
perforated head
孔封头
perforated impression tray
有孔印模托盘
perforated inlet
多孔进气口
perforated interval
射孔（层）段
perforated iron cathode
多孔铁阴极
perforated leaf
合生贯穿叶
perforated litho master
穿孔式印刷原版;穿孔头靠模