他说：“网格中有一些间隙，在这些间隙里交叉着很小的自然排水渠道，而这些线条本身却没有完全被充填，有着许多小的条纹和不均匀的覆盖范围。”
They have gaps in them where they cross little natural drainage channels and the lines themselves are not perfectly filled in, with lots of little streaks and uneven coverage.
针对不均匀电场(棒-板间隙)中绝缘板上残余电荷对50%冲击闪络电压u _(50)的影响做了一些试验研究。
The effect of charges remaining on a dielectric plate upon the 50% impulse surface flashover voltage U_ (50) in the non-uniform field (rod-plane gap) is investigated.
在任何情况下，管子整个圆周上的间隙必须均匀。
In all cases the spacing must be uniform for the complete pipe circumference.
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