The application of e h ultrasonic material - level meters in the slurry tanks 超声波料位计在测量料浆槽料位中的应用
2.
Vitreous enamel coatings for use on bolted steel panels - specification for coatings on bolted steel panels for use in agricultural slurry tanks 螺栓固定钢板的瓷釉涂层.农业用泥浆罐的螺栓固定钢板的涂层规范