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plastic pipe
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plastic pipe
Encyclopedia
工学
输水管道
释
plastic pipe
有机材质输水管道
采用金属材料制作的输水管道。
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voluntary service
voluntary sexual intercourse
voluntary surrender
volunteer
volunteer at library
Volunteer Drivers and Mechanics from Nanyang
volunteer fire brigade
volunteer geographic information collection
volunteer organization for safety
volunteer spirit
Volunteers’ Committee of Chinese Museums Association
volute
volute of fluid machinery
volute of pump
volutes
volutin
volution
volva
volvelle
volvent
Volvo Ocean Race
vomer
vomer bone
vomerine groove
vomerine ridge
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