用“haulage”造句大全，haulage造句
Thelocalhaulageassociationwantshighwayrest-stopstobereopenedtoallowdriverstotakethebreaksrequiredofthembylaw.Theelevatordesignhasusedthehaulagetypetransmissionandnegativestrengthcontroltechnology,thee...
用“haulage roadway”造句大全，haulage roadway造句
Theapplicationofboltingspoutingsupportin7244haulageroadwayofnorthNo4miningareaTheapplicationofthegeologyminingconditionandthegob-sideentrysupporttechnologyinhaulageroadwayNo.451faceareintroduced....