Closed type deck series, all the hanging accessories are complete, especially for the high building.
闭口式楼承板系列，各种悬挂配件齐全，尤其适合高层建筑。
Control type: normally closed, normally open, double acting.
控制形式：标准常闭、常开、双作用。
Actuator Type: Power open and spring closed.
触动器类型：电源开启和弹簧闭路。
Stories appear in normal type when they are in the closed state.
当情景处于已关闭状态时，将以正常字体进行显示。
In this paper; a closed V-type three-level system is studied.
研究了封闭的V型三能级激光系统。
Research of Heterogeneous Type Piston Pin Boss Hole Closed Loop Processing System.
异型活塞销孔闭环加工系统研究；
Research of Heterogeneous Type Piston Pin Boss Hole Closed Loop Processing System.
异型活塞销孔闭环加工系统研究；
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