1.
Duplex (pressure)gauge
双工[双针]压力表
2.
bimetallic oil pressure indicator
双金属式机油压力表
3.
Double round flatten and two-seater pairs of power polishing machine one.
双轮压平及双座双动力抛光机1台。
4.
double-head arrow
双箭头(双头指针)
5.
Double chainstitching applicable to knitied goods in general, loomed fabrics, shitrs, and pants.
双链缝适用于一般针织品、织布、裤压线针。
6.
Elastic Stress Analysis of Hydraulic Pressure Tunnel with Single-and Double-Layer Reinforced Concrete Lining Structure
水工有压隧洞单双筋衬砌结构弹性应力分析
7.
twin-geared press
双边齿轮驱动压力机
8.
open back double action drawing press
后开式双动拉伸压力机
9.
double column open-back inclinable power press
双柱开式可倾压力机
10.
double column open-back press with fixed bed
双柱开式固定台压力机
11.
open type double-column inclinable press
开式双柱可倾压力机
12.
open-type double action crank press
开式双动曲柄压力机
13.
Dynamic simulation of double-frequency and double-amplitude composed vibrating compaction
双频双幅合成振动压实的动力学仿真
14.
Study on Knitting Process and Mechanical Performance of Biaxial Weft-knitted Flexible Composite;
纬编双轴向针织柔性复合材料的加工及力学性能研究
15.
Analyses of Fluctuation of Pressure on High-pressure System of Two Intensifiers
双增压器增压系统中压力波动的分析
16.
Research of Construction Control on Bridge of P.C. Simply-supported Beam of Tension-compression Bi-action;
先压法拉压双作用预应力混凝土简支梁桥施工控制研究
17.
Study on Technology for Knitting Two-Side Terry on Single Cylinder Knitting Machine
纬编单针筒双面毛圈编织工艺的研究
18.
Study of craft and product design to two-layer knitting fabric
双面异性针织物工艺研究及产品设计