1.
Inside Diameter I.D
内直径（俗名管内径）
2.
Gun Barrel Inner Diameter Measuring System Based on Optical Lever
基于光杠杆的火炮身管内径测量系统
3.
Application of Capillary Osmosis Theory in Measurement of Capillary Inner Diameter
毛管渗流理论在测量毛细管内径上的应用
4.
The interior diameter of a hole, tube, or cylinder.
内径洞、管或圆柱体的内径
5.
The tube is ten feet wide in the clear.
这管子内径宽十英尺。
6.
reducing extension piece
异径内外螺纹管接头
7.
The diameter of the inside of a round cylinder, such as a tube.
口径圆柱体内侧圆的直径，如管道
8.
TUBE DIAMETER SHALL BE WITHIN 10% OF NOMINAL DIAMETER WITHIN BEND RADIUS.
管直径须在直径理论值和折弯半径的10%以内。
9.
Impact of changing parameters of expanding section on gas-solid flow characters in a changing-diameter riser
扩径段参数对变径提升管内气固流动的影响
10.
a tube with a very small internal diameter.
一根内径十分细小的管子.
11.
On the Ways to Realization of Rule by Law in the Internal Management of Chinese Colleges and Universities;
我国高校内部管理法治化的路径思考
12.
Experiment on Gas Explosion and Restricted Explosion in φ700mm Pipeline
直径700mm管道内瓦斯爆炸及抑爆试验
13.
Study on bearing capacity test of internal water pressure of super-caliber PCCP
超大口径PCCP管内水压承载能力试验
14.
Discussion on the Development and Research of the Technology of Large Diameter Hi-quality HFW Pipe in Abroad and Domestic
国内外大中直径HFW焊管工艺发展研究
15.
Thin-walled Tube with Small Radius and Internal Medium Pressure Forming Technique
薄壁小半径弯管与中压内胀成形工艺
16.
Inside diameter of fitting should match inside diameter of pipe as specified by purchaser.
如果购买者要求，连接件的内径应该适应管道的内径。
17.
Enter the ratio of the duct width to the inside radius of the bend. Enter '0' for no inside radius.
输入管道宽度与弯头内半径的比率。如果没有内半径，则输入“0”。
18.
An Experimental Study of Flow and Heat Transfer in a 19.6μm Inner Diameter Quartz Microtube
19.6μm内径的微石英管内部流动与传热的实验研究