用“straightening machine”造句大全，straightening machine造句
platestraighteningmachinerailstraighteningmachineThispaperstatesthebasicprincipleofoperationofcolddrawingandstraighteningmachine.Itderivesbasicformulatodeterminethemajorsizeandparameters....
用“straightening”造句大全，straightening造句
platestraighteningmachinerailstraighteningmachineTheelevatorguideneedshighprecisionstraightening.Whenstraighteningup,Isawtheblueseaandsails.Iwasstraighteningmyschoolbagwhenyouphonedme.Inthispaperacalc...