1) pump motor set
型式参数
2) distributed parameter models
参数分布式模型
3) parameters of type test
型式试验参数
4) distributed parameter model
分布式参数模型
1.
Numerical simulation of groundwater based on distributed parameter model;
基于分布式参数模型的地下水数值模拟
5) implicit parametric model
隐式参数化模型
1.
By introducing a concept of implicit parametric model, combined with finite element mesh automatic generation technique, and the proper setting of characteristic parameters of the model, the shape and topology optimizations of car body without manual intervention can be realized.
引入隐式参数化模型的概念,并结合有限元网格自动生成技术,对车身模型各项特性参数进行有效设置,可实现运算过程无须人工干预的优化循环,对车身结构进行形状与拓扑优化。
6) formal parameter list
型式参数列表
补充资料：55°圆锥管螺纹型式和尺寸
| 螺纹代号 | 基本尺寸 英 寸 | 大径 mm d=D | 螺距 mm p | 每英寸牙数 tpi | 中径 mm d2=D2 | 小径 外螺纹 d3 | 牙型高度 H1 | 圆弧尺寸 r | 底孔尺寸 mm |
| R 1/16 | 1/16＂ | 7.723 | 0.907 | 28 | 7.142 | 6.561 | 0.581 | 0.125 | 6.4 |
| R 1/8 | 1/8＂ | 9.728 | 0.907 | 28 | 9.147 | 8.566 | 0.581 | 0.125 | 8.4 |
| R 1/4 | 1/4＂ | 13.157 | 1.337 | 19 | 12.301 | 11.445 | 0.856 | 0.184 | 11.2 |
| R 3/8 | 3/8＂ | 16.662 | 1.337 | 19 | 15.806 | 14.950 | 0.856 | 0.184 | 14.75 |
| R 1/2 | 1/2＂ | 20.955 | 1.814 | 14 | 19.793 | 18.631 | 1.162 | 0.249 | 18.25 |
| R 3/4 | 3/4＂ | 26.441 | 1.814 | 14 | 25.279 | 24.117 | 1.162 | 0.249 | 23.75 |
| R 1 | 1＂ | 33.249 | 2.309 | 11 | 31.77 | 30.291 | 1.479 | 0.317 | 30 |
| R 1 1/4 | 1 1/4＂ | 41.910 | 2.309 | 11 | 40.431 | 38.952 | 1.479 | 0.317 | 38.5 |
| R 1 1/2 | 1 1/2＂ | 47.803 | 2.309 | 11 | 46.324 | 44.845 | 1.479 | 0.317 | 44.5 |
| R 2 | 2＂ | 59.614 | 2.309 | 11 | 58.135 | 56.656 | 1.479 | 0.317 | 56 |
| R 2 1/2 | 2 1/2＂ | 75.184 | 2.309 | 11 | 73.705 | 72.226 | 1.479 | 0.317 | 71 |
| R 3 | 3＂ | 87.884 | 2.309 | 11 | 86.405 | 84.926 | 1.479 | 0.317 | 85.5 |
| R 4 | 4＂ | 113.030 | 2.309 | 11 | 111.551 | 110.072 | 1.479 | 0.317 | 110.5 |
| R 5 | 5＂ | 138.430 | 2.309 | 11 | 136.951 | 135.472 | 1.479 | 0.317 | 136 |
| R 6 | 6＂ | 163.830 | 2.309 | 11 | 162.351 | 160.872 | 1.479 | 0.317 | 161.5 |
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