2) containment building dome
安全壳厂房圆顶
4) The roof of a house.
房顶，屋顶
5) round-roof
圆顶
1.
The PLC is used to improve the whole automation level of the round-roof control system of the astronomical observatory,to deduce the complex degree of the electrical control system,and at the same time to increase the reliability of the whole control system,that the round-roof of the astronomical observatory can be made to reliably finish various anticipative works.
将工控机强大的人机接口功能和丰富的应用软件功能与PLC的高可靠性、强大的指令系统和模块化结构等优点结合起来,实现了两者优势互补,构建了一种性能稳定、功能强大的天文台圆顶智能控制系统。
6) tip circle
齿顶圆(顶圆)
补充资料：圆房
①新婚夫妇开始同房：他们虽然结了婚，却没圆房。②指童养媳及其未婚夫开始同房：她当童养媳时，男人才八岁，十年后才圆房。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条