two-axis electrolytic bubble level
双轴电解气泡水准仪
Spirit levels on the gyro may be used to determine whether the instrument has settled with a list.
陀螺上的气泡水准仪可用以确定仪表的放置是否倾斜。
detachable bubble horizon sextant
可卸式气泡水准六分仪
bubble quadrant
带汽泡水准的扇形测角仪
gas chromatograph for analyzing single bubble in glass
分析玻璃中小气泡用的气相色谱仪
Several methods of reducing air-bubbles and water-bubbles on the surface of concrete
减少混凝土表面气泡水泡的几种方法
To measure the different elevations of(a tract of land)with a level.
测量水平用水准仪对（土地）做水准测量
"At the place of installation, level the balance using the leveling feet so that the air bubble is centered within the circle of the level indicator ."
在电子天平使用地点调整地脚螺栓的高度,使水平仪内的空气泡正好位于圆环的中央。
Numerical simulation of production processes of aluminum foams using air injection and melt stir
熔体吹气发泡法制备泡沫铝的准三维数值模拟
mason's lever (gradienter)
泥瓦工用水准器（测斜仪）
Nitrogen Bubble Type Water Level Gauge and Design of Monitoring Software System;
氮气气泡式水位计及监测软件的设计
Application analysis of low-yield wells foan drainge gas prodution technology
低产气井泡沫排水采气技术应用分析
velocity type column air gauge
流速式水柱气动量仪
soil permeability meter
土壤透水透气度测定仪
Research on Bubble Measuring Machine and Bubble Measurement
发泡量测量机及水中气泡测量关键技术研究
Project Design of Monitoring System of Defoaming Effect for Foaming Drainage Gas Recovery
泡沫排水采气消泡效果监测系统方案设计
Technology of form drainage gas in high salinity formation
产高矿化度地层水气井泡沫排水采气技术
DATA COMMUNICATION OF LEICA DNA SERIES DIGITAL LEVLES VIA RS232 SERIAL INTERFACE AND LEVELING SURVEY INTEGRATION SYSTEM
徕卡DNA水准仪串口通信及水准测量一体化系统