英德
有道
百度
谷歌
图片
维基
百科
闸门座
gate seat
- 只见那座主楼上枪眼比窗户要多得多，那个吊桥总是高高吊起，那道狼牙闸门老是落下，这就是巴士底城堡。
That donjon keep much more pierced with loopholes than with windows; that drawbridge always raised; that portcullis always lowered--is the bastille. - 本发明涉及一种闸门。缓冲型闸门，它包括液压缸、支承座、壳体、扇形闸板、料流调 节机构；
The invention relates to a gate, in particular to a buffer gate, including a hydraulic cylinder, a fulcrum bearing, a shell, a fan-shaped shutter and a material flow regulating mechanism;
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