词汇	vertical u-tube
释义	vertical u-tube 垂直U型管
随便看	point of inversion point of invocation point of irradiation point of irreducibility point of junction point of knee bend point of land pointoflast environment restart point-of last-environment restart point-of-last-environment restart point of lattice point of law point of lay point of laying up point of liberation point of light point of lightning flash-over point of linear invariability point of load Point-of-Load point of load application point of loading point of lowest burning point of low urether point of magnetic modification