| 1. | Ships ' bulkhead pipe parts of vent pipes
船用通风管路通舱管件
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| 2. | Dwv specification for coextruded composite drain , waste , and vent pipe
共挤制复合排水排污排气管
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| 3. | Dwv standard specification for coextruded composite drain , waste , and vent pipe
共挤制复合排水排污通风管
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| 4. | Ships drain plugs of vent pipes
船用通风管路放水塞
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| 5. | Grout vent pipe
灌浆排气管
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| 6. | The crack in the sewage vent pipe of block e had been repaired before the residents returned
E座污水渠排气管的裂缝已在居民迁回大厦前修补妥当。
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| 7. | Abs . 40 specification for acrylonitrile - butadiene - styrene schedule 40 plastic drain , waste , and vent pipe and fittings
丙烯腈-丁二烯-苯乙烯共聚物
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| 8. | Abs . 40 standard specification for acrylonitrile - butadiene - styrene schedule 40 plastic drain , waste , and vent pipe and fittings
丙烯腈-丁二烯-苯乙烯共聚物
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| 9. | Specification for 3 . 25 - in . outside diameter poly vinyl chloride plastic drain , waste , and vent pipe and fittings
外径3 . 25英寸的聚化乙烯塑料排水排污管和配件规范
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| 10. | Specification for acrylonitrile - butadiene - styrene schedule 40 plastic drain , waste , and vent pipe with a cellular core
带泡沫填充料的abs40号塑料排污和通风管道规范
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