| 1. | Aluminium alloy profiles for square tubes
方管类铝合金型材 |
| 2. | Tg insulators and fittings for overhead lines . metal fittings . galvanized square tubes
架空线路用绝缘子和配件.金属配件.镀锌方管 |
| 3. | Laminated products ; compression moulded square tubes of paper - base laminate or fabric - base laminate
层压制品.纸基层压或织物层压的模压方形管 |
| 4. | Product categories include stainless steel round tubes , square tubes , rectangular tubes , embossedtubes and threaded tubes , etc
产品的种类包括：不锈钢圆管、方管、矩管、压花管、螺纹管等。 |
| 5. | Floating head heat exchanger with welded floating head ; number of passes : 2 , tubes 25 , square tube pitch 32 ; number and pattern of tubes , tie rods and slide rails
带焊接浮动头的热交换器.通路数2 ，管25 ，方形管心 |
| 6. | Floating head heat exchanger with flanged floating head ; number of passes : 2 , 4 and 8 , tubes 25 , square tube pitch 32 ; number and pattern of tubes , tie rods and slide rails
带法兰盘浮动头的热交换器.通路数2 4和8 ，管25 ，方 |
| 7. | The effects of longitudinal and transverse stiffeners on quasi - static crushing of stiffened square tubes are studied with the nonlinear finite element method
本文用非线性有限元方法研究了准静态条件下纵向和横向加强筋对加筋方形管压溃破坏的影响。 |
| 8. | There are two different constitution forms for the square tubes with ribs in the test specimens , one consists of two welded channels with stiffening lips ( channel tubes ) , stiffening lips ( angle tubes )
根据无肋、单向设置斜肋和双向设置斜肋3种截面形式、 2种截面尺寸的18个薄壁钢管混凝土轴压短柱试验结果，比较和分析了各试件的试验现象、破坏模式及荷载位移曲线等。 |
