活动盖板 meaning in English

cover plate
movable covering plate
removable deck

The casing is provided with a self - sealing cover - plate
外壳是自动封口的活动盖板。
Flaps , weathertight ; main frames
防风雨活动盖板.边框
But the number of fixed flats and the moving flats has no obvious influence on the mixing action
增加固定盖板根数，减少活动盖板根数对梳棉机的混合作用影响不大。
We have acomplished some experimental study on the mixing action in carding machine , employing different lengths of cotton fiber , increasing the number of fixed flats and decreasing the number of moving flats
摘要就棉纤维长度、增加固定盖板根数、减少活动盖板根数对混合作用的影响做了试验研究。