conveyance n. 1.运输;输送。 2.运输用具(车船等),输送带,搬运器。 3.【法律】(不动产的)让与;让与证据,卖据。 conveyance by land [water] 陆路[水路]运输。 means of conveyance交通[运输]工具。 a push-plate conveyance无限连锁式传送工具(运煤用)。
Special tool motivated by gas , liquid or pipeline conveyance medium to cleanup the pipeline , which can carryover the electronic launcher instrument and the ground tracking device 由气体、液体或管道输送介质推动,用以清理管道的专用工具。它可以携带电子发射装置与地面跟踪仪器。
On top of one of the fast - opening ends that closed to the pig receiver & launcher shall assemble vent valve , safety valve and pressure gauge , and at the bottom shall assemble drain valve , sideway inlet and vent valve to take out medium from the main pipe as the power of forcing pig and conveyance medium 靠近收发球筒快开盲板一端上部应设防空阀、安全阀及压力表、下部设排污阀、侧面设进、出油(气、水)阀,以便从干管中取介质作为驱动清管器的动力及输出介质。