Combining with some reconstruction engineering, construction technology of halftop-down method for swirl sedimentation tank of rolling plant is introduced.
结合某改造工程，介绍了轧钢厂旋流沉淀池池壁筒体半逆作法施工技术。
2
The tophalf of the door to his office was of frosted glass.
他办公室门的上半部分为磨砂玻璃。
《柯林斯英汉双解大词典》
3
There are only two seeded players left in the tophalf of the draw.