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单词
trap seal
释义
trap seal
[`trap ´sēl]
CIVIL ENGINEERING
The vertical distance between the crown weir and the top of the dip of the trap in a plumbing system.
随便看
lumbago
lumbang oil
lumbar artery
lumbar nerve
lumbar vertebrae
lumber
lumberg
lumbodorsal fascia
lumbosacral plexus
Lumbricidae
Lumbriclymeninae
Lumbriculidae
Lumbricus
Lumbrineridae
lumen
lumen-hour
lumen per watt
lumen-second
lumerg
luminaire
luminance
luminance carrier
luminance channel
luminance factor
luminance primary
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