trench drain
常见例句
- We must dig a trench to drain away the water.
我们必须挖一条沟排水。 - For example trench excavation for plumbing pipes are governed by the same rules of measurement as trench excavation for drain pipes.
为安装水管所进行的渠道开挖的工程量所用的计算规则条目，与为排水渠所开挖的工程量是相同的。 - When placed in the drain of a lateral device or in the collector of a vertical device, the poly-filled trench effectively enlarges the drain or collector region, thereby lowering the ON-resistance.
当放置在横向器件的漏极或垂直器件的集电极中时，多 晶填充的沟槽有效地放大了漏极或集电极区域，从而降低了导通电 阻。
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