The structural frame adopts the"几"type steel,vertical pushing ventilation and movable roof vent are used to realize.
牛舍主体骨架上采用“几”字钢,通风排湿上采用上下推拉窗和活动顶开窗,调控方式上运用电动或手动相结合。
A sash-window is pulled up or down on pulleys
上下推拉窗靠滑轮拉下拉下。
Steel windows, in general, are made from hot-rolled,structural grade new billet steel.However,for double-hung windows,the principal members are cold-formed ftom new billet strip steel.
钢窗一般用新钢锭热轧结构钢制成。但上下推拉窗的主要构件要用新带钢钢锭冷加工成形。
locked the doors and shuttered the windows.
锁上门并拉下窗户上的百叶窗板
a window having two sashes that slide up and down.
能够拉上拉下的有两个机关的窗户。
groove ,of base metal for sliding doors or windows
推拉门窗槽,贱金属制
Aluminum alloy sliding windows
GB/T8481-1987推拉铝合金窗
I pull the wheezy bell of their shuttered cottage: and wait.
我拉了拉他们那座关上百叶窗的茅屋上气不接下气的门铃，等着。
The blind was drawn, but I found a rift at the sill.
遮帘拉了下来，但我在窗台上找到了一个缝隙。
Will you help me to push up the window?
你能帮我把窗推上好吗?
Please pull down the blinds .
请把百叶窗拉下来。
Would you mind drawing down the blinds(of windows)?
请你把百叶窗拉下好吗?
He drew the curtain to keep the sun off.
他拉上窗帘遮住阳光。
Will you draw the curtain?
请你拉上窗帘好吗？
close a door, a window, the curtains, etc
关门、 关窗户、 拉上廉子
If a window of opportunity appears, don't pull down the shade.
如果机遇之窗出现,不要拉下百叶窗.
Display the drop-down completion window in the Command Window.
在命令視窗中顯示下拉式完成視窗。
Draw is commonly used to mean `open/close curtains/blinds'.draw
常用以指｀拉开[拉上]帘子[窗帘]＇.
Performs the Next Pane or Previous Pane command
执行“下一窗格”或“上一窗格”命令