1)apical disk,顶系2)apical system,顶系3)overhead system,塔顶系统4)overhead system of atmospheric tower,常顶系统5)hanging arch system,悬顶系统6)top system,炉顶系统7)arrester system,停车顶系统8)eye band,桅顶系绳箍9)overhead system of atmospheric-vacuum distillation,常减压塔顶系统10)overhead system of fractionator,分馏塔顶系统
用法例句
Study on energy store and release of mining field large area hanging arch system;
采场大面积悬顶系统贮能及释放研究
Electric control of the belless top system;
高炉炉顶系统的电气控制
the arrester system can make moving wagons stop at the appointed place and make the wagon not runaway in the arrester area.