1.
The experience of using double guide wire technology in the difficult ERCP examination
双导丝技术用于插管困难型ERCP的临床应用研究
2.
conducting-core heterofilament
导电芯型双组分长丝
3.
Main machine body with double rail and double guide ball screw to provide smooth and precise feeding of glass.
采用双直线导轨、双滚珠丝杆的高精度传动结构，传动流畅、精确。
4.
Modulation and Generation of UV Harmonic in Filaments Induced by Dual Pulses
双脉冲诱导下光丝中的紫外谐波产生及其光谱调制
5.
double pile velvetee
双层丝绒,双层立绒,双层天鹅绒
6.
A smile played on [about] her lips.
她双唇露出一丝微笑。
7.
A smile played on/about her lips.
她双唇露出一丝微笑.
8.
rayon {soochow} brocade square cushion cover in two colours
双色人丝古香方靠垫
9.
bishrinkage yarn
双收缩变形丝《化纤》
10.
transverse submerged arc welding
横列双丝并联埋弧焊
11.
double-pass wired glass machine
双加料夹丝玻璃成形机
12.
double-column screw type supercharge device
双柱丝杆式加压装置
13.
series submerged arc welding (SAW-S)
横列双丝串联埋弧焊
14.
ladies' reversible silk wadding padded jacket
女装双面穿丝棉棉衣
15.
double mercerized finish
全丝光;双丝光（指纱线与织物均进行丝光）
16.
timed annular balance with brequet hairspring
定长游丝光摆轮带双层框游丝
17.
Study on Property of Welded Joint by Le-wire Double and Sing-wire Automatic Submerged Arc Welding
双丝和单丝自动埋弧焊接头性能研究
18.
And silk stockings, a dozen pairs and not a one had cotton tops!
长统丝袜有十几双，没有一双是棉统的。