A iron bar is solid; a pipe is hollow.
铁条是实心的，管子是空心的。
Pipe produced from a solid billet that is heated and rotated under pressure.
由实心坯制成的管子，该实心坯在压力下加热和旋转。
The paper investigated the flow distribution of solid phase and the respective resistance properties of branch pipes when both conveying velocity and the flow valve opening of branch pipe are changed.
通过试验，当输送气速和分支管路流量控制阀开度变化时，对分支管路各自的阻力特性和固相颗粒在各分支管路中的流量分配特性进行了研究。
The applicable formulae of pressure drop in the dilute flow for solid particle through a vertical pipe are developed.
文中提出了固体粒子稀相流垂直管内适用的压力损失计算式。
A iron bar is solid, a pipe is hollow.
铁条是实心的，管子是空心的。
A bar of iron is solid; a pipe is hollow.
铁棍是实心的，而管子是空心的。
Through the wire joint pipe should be located in the junction box, the lap joint should be solid, insulating tape wrapping should be uniform and compact.
穿入配管导线的接头应设在接线盒内，接头搭接应牢固，绝缘带包缠应均匀紧密。
A wall, a solid brick wall, erupted out of the exhaust pipe.
一道墙，一道结结实实的砖墙，从排气管里喷了出来。
The present invention provides a kind of composite pipe suitable for hydraulic conveying of coal ash and slag and other easy-to-scaling and wearing solid granular material.
本发明提供了一种耐磨抗结垢玻璃钢复合管道，适用作易结垢易磨损的煤灰渣等固体颗粒水力输送的管道。
In comparison with traditional solid wall drain pipe, this kind of pipe is an energy-saving environmental protection type drain pipe for building.
这种管材与传统实壁排水管相比，不仅能有效地降低排水噪声，而且在排水排通能力方面也大为提高，是一种节能环保型建筑排水管材。
Second, stainless steel pipe is not solid.
第二，不锈钢管材是不是是实厚。
Pipe wall electrostatic effect is often produced in the pipe of air-solid phase pneumatic conveying.
气固两相流管道中常发生管壁静电效应。
The solid modeling system is subsidiary to "Boiler CAD Application System". 3D Solid modeling is basis of FEM analysis and pipe line interference check.
锅炉三维造型系统是锅炉CAD应用系统的子系统，三维实体建模是进行有限元分析和空间管路干涉检查的基础。
The flow of oil and sand mixture in horizontal wellbore is a special flow model of solid-liquid two phase flow in pipe flow actually.
含砂原油在水平井水平段中的流动是液固两相沉降性浆体水平管流的一种特殊形式。
The gas-solid flow in pipe and venturi meter is discussed in this paper on the basis of fundamentals of two-phase flow.
本文从两相流的基本原理出发，分析等截面、变截面和文丘利流量计内的气—固两相流动。
The sanitary clearer has the advantage that only the original solid draw rod needs to be substituted by the hollow pipe, and the purpose of water saving can be achieved.
只需将原有的实心拉杆用空心管替代就可达到节水目的。
Prefabricate hollow square pile is a kind of new pile, of which performance is between the solid square pile and prestressed pipe pile.
预制空心方桩兼备预制桩和预应力管桩的一些特性。
Prefabricate hollow square pile is a kind of new pile, of which performance is between the solid square pile and prestressed pipe pile.
预制空心方桩兼备预制桩和预应力管桩的一些特性。
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