1) spirit circular level
圆水平仪
2) horizontal pipe
水平圆管
1.
Pressure-drop calculation of oil-water two-phase variable mass stratified flow in horizontal pipelines;
水平圆管油水两相变质量分层流压降计算
2.
Based on the uniform model of two phase flow, an equation about pressure drop of gas liquid two phase flow in a horizontal pipe has been derived from the primary equations of single dimension invariable uniform flow.
以气 -液两相流动的均流模型为前提 ,根据稳定一维流动的基本方程推导出了水平圆管中气 -液两相流动的压降计算关系式 ,并提出了数值求解方法 ,给出了计算实例 。
3.
This paper presents a model for pressure-drop calculation of two-phase oilwater variable mass stratified flow in horizontal pipelines.
对水平圆管油水两相变质量分层流动进行了微元分析,考虑壁面入流对其中油水两相变质量分层流动压降的影响,分别对油水两相应用连续性方程和动量守恒方程, 得出了水平圆管油水两相变质量分层流动的基本模型和压降计算模型。
5) cell
[英][sel] [美][sɛl]
水平圆盘
1.
Experimental study on the cell of the horizontal plate precision meter for corn seed;
玉米水平圆盘精密排种器型孔的研究
6) level instrument
水平仪
1.
Data processing method of calculating wobble error with level instrument;
用水平仪测试倾角回转误差的数据处理
2.
A series of coordinate systems is set up on a perpendicular axis,and by the attitude relations among coordinate systems,the equations of readouts of the level instrument and the autocollimator are deduced when they areused to measure the wobble error of the axis system.
在某回转轴系上建立了一系列坐标系 ,通过坐标系之间的姿态关系分别推导了用水平仪测试法和自准直光管测试法测试主轴轴系倾角回转误差时水平仪和光管的读数表达式。
补充资料：衡阳钢管厂水平连铸机生产连铸圆管坯
衡阳钢管厂水平连铸机生产连铸圆管坯
衡阳钢管厂水平连铸机生产连铸圆管坯
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条