coarse screen well 粗格栅井
deep well screen 管井滤水管
WATER WELL SCREEN 过滤管 ; 水泵过滤管
well screen 油井筛管
oil well screen 油井滤管
effective length of well screen 过滤器有效长度
If we don't keep the mosquito net sealed and don't close the window screen well, then the mosquito will come in and we can't sleep well that night.
如果晚上临睡之前,蚊帐没有弄得严实,纱窗也没有关好,蚊子马上会飞进来,那么,这一夜我们一定不会睡的安稳。
It just frees up space on the screen for more content and that may very well be a reasonable decision.
用来空出一些空间来显示更多的内容,那可能是一个非常合理的决定。
So this particular vector, you probably can't even see the whole thing on your screen. Well, it's got 40 items in it.
这个特殊的向量,在你的屏幕上可能都看不全,好的,它一共包括40件物品。
Usually with just two, maybe three characters, a character that you can't really see as well on the screen, otherwise, so a new line character.
通常需要两到三个字符,这些字符你们在屏幕上是,看不到的,这个是换行字符。
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