查询词典 drain

The invention discloses a high-voltage P-type metal oxide semiconductor, including a P-type substrate, a deep N-well is arranged on the P-type substrate, an N-well drift region and a P-type drift region are arranged on the deep N-well, an N-type contact hole, a P-type source and a field oxide layer are arranged on the N-well, a P-type drain and the field oxide layer are arranged on the P-type drift region; the invention is characterized in that the thickness a grid oxide layer part which is positioned above the N-well is smaller than the grid oxide layer part which is positioned above the P-type drift region and a thin grid oxide layer and a thick thin grid oxide layer are respectively formed accordingly.

本发明公开一种高压P型金属氧化物半导体管，包括P型衬底，在P型衬底上设有深N型阱，在深N型阱上设有N型阱和P型漂移区，在N型阱上设有N型接触孔、P型源及场氧化层，在P型漂移区上设有P型漏及场氧化层，其特征在于位于N型阱上方的栅氧化层部分的厚度小于位于P型漂移区上方的栅氧化层部分并由此分别形成薄栅氧化层和厚薄栅氧化层。

The invention discloses a high-voltage N-type metal oxide semiconductor, including a P-type substrate, a P-well drift region and an N-type drift region are arranged on the P-type substrate, a P-type contact hole, an N-type source and a field oxide layer are arranged on the P-well, an N-type drain and the filed oxide layer are arranged on the N-type drift region; the invention is characterized in that the thickness a grid oxide layer part which is positioned above the P-well is smaller than the grid oxide layer part which is positioned above the N-type drift region and a thin grid oxide layer and a thick thin grid oxide layer are respectively formed accordingly, a P-type impurity injection region is arranged in the P-well, and the P-type impurity injection region is positioned below the thin grid oxide layer.

本发明公开一种高压N型金属氧化物半导体管，包括P型衬底，在P型衬底上设有P型阱和N型漂移区，在P型阱上设有P型接触孔、N型源及场氧化层，在N型漂移区上设有N型漏及场氧化层，其特征在于位于P型阱上方的栅氧化层部分的厚度小于位于N型漂移区上方的栅氧化层部分并由此分别形成薄栅氧化层和厚薄栅氧化层，在P型阱内设有P型杂质注入区且该P型杂质注入区位于薄栅氧化层的下面。

In such cases, provision should be made to always vent above flood level or for a pit drain to ensure an adequate air gap below the relief port.

如果要在坑内更换，则应该采取措施保证排放总是在地面上。或者，对于坑内排放，确保在安全阀下方配置适当的气隙。

Condensate as well as the wash water for the GGH is drained through the corresponding drain system into the absorber pit.

凝结水通常为烟气换热器的冲洗水，它们被烟道疏水系统排至吸收塔排水坑。

Aimed at the problem of oil drain pump of vacuum oil purifying machine at present, this paper analyzed the cause of the problem, and combined with engineering practice, it put forward method and approach to settle that problem.

针对现有真空净油机排油泵存在问题，分析了产生该问题的原因，结合工程实际情况，提出了解决问题的途径和方法。

Wait until any flood waters are below basement level before trying to drain or pump a basement.

等到洪水降到地下室的水平线以下时，再去排空或用水泵抽干地下室的水。

Wait until any flood waters are below basement level before trying to drain or pump a basement.

等到洪水降到地下室的水平线下时，再试图排空或用泵抽干地下室的水。

Sprinkler and hydrant pumps to install testing facilities , test drain , main pump flow rate , pressure ammeter.

对喷淋及消防栓泵安装测试设备，测试水流量，，压力及电流。

NET platform of software development technology, this thesis gave the course that developed the application programming system of new edition-Wuhan city drain off water pump stand of remote monitoring system.

NET应用软件技术平台，给出了开发新版武汉市排水泵站远程监测系统的过程。

Repair the Oasis Water Pump and drain the water out of the Caves leading to the Old City.

修复可通往旧城的绿洲抽水机。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。