A series of waveforms of current and photos of high-speed camera shot which recorded the droplet transfer process of double-wire pulse MIG welding have been obtained with the assistance of an independently developed double-wire pulse controller, a high-speed video system and an electrical signal collecting system.
从双丝焊电弧和熔滴过渡的特殊性入手,引出了脉冲喷射过渡。
An double-wire X-ray Beam Position Monitor (XBPM) was manufactured to solve the problems in BSRF-3B3 diagnosis.
光斑的绝对位置和强度是同步辐射光束线性能的重要参数,本文研制的双丝XBPM系统既可以监测束流的稳定性,又可以探测光斑的形状、光强的分布。
Analysis of arc interference and control strategy for double wire AC-DC SAW
交直流双丝埋弧焊电弧干扰分析及控制策略
On the current technical level, the double wire submerged arc narrow groove welding technology invented by Harbin Welding Institute was recognized by the market.
就目前的技术水平而言,国内的哈尔滨焊接研究所的双丝埋弧窄间隙焊接技术较为被市场所认可。
Design and synthesis of novel bifunctional organocatalysts;
新型双官能团有机小分子催化剂的设计合成
In the paper, using a new combined initiating system, bifunctional redox system and other initiations, to polymerize acryl amide with homopolymerization post hydrolysis process and low initiating temperature, high molecular weight polyacrylamide was synthesized.
以双官能度氧化还原引发体系为主,配合其它引发剂组成新型复合引发体系,在低温条件下采用均相水溶液聚合法引发丙烯酰胺均聚。
After validating the credibility of Differential Scanning Calorimeter (DSC) method by studying the decomposition of benzoyl peroxide (BPO), the decomposition kinetics of bifunctional peroxide initiator 2, 5-dimethyl-2 ,5-di(2-ethylhexanoylperoxy)hexane (DMDEHPH) and its polymerization products (PS-DMDEHPH)were investigated in detail at different heating rates.
在不同的升温速率下测定了双官能度过氧化物引发剂2,5-二甲基-2,5-二己酰基过氧化己烷(DMDEHPH)及其引发苯乙烯聚合生成的大分子引发剂(PS-DMDEHPH)的分解动力学,发现升温速率对分解动力学常数影响不大,得到其分解反应级数均符合一级反应规律,活化能分别为129。
The new dual-functional toughening agent SWR -3C was used to toughen nylon(PA) 6.
采用新型双官能化增韧剂SWR—3C对尼龙(PA)6进行增韧研究。
transverse submerged arc welding
横列双丝并联埋弧焊
series submerged arc welding (SAW-S)
横列双丝串联埋弧焊
double mercerized finish
全丝光;双丝光（指纱线与织物均进行丝光）
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
Distortion and properties of 7A52 aluminum alloy welded joint by single and twin wire MIG welding
单丝、双丝MIG对7A52铝合金焊缝性能和变形的影响
Fitted with or involving the use of two threads or wires.
适合或使用双丝线或电线的
double pile velvetee
双层丝绒,双层立绒,双层天鹅绒
A smile played on [about] her lips.
她双唇露出一丝微笑。
A smile played on/about her lips.
她双唇露出一丝微笑.
rayon {soochow} brocade square cushion cover in two colours
双色人丝古香方靠垫
bishrinkage yarn
双收缩变形丝《化纤》
conducting-core heterofilament
导电芯型双组分长丝
double-pass wired glass machine
双加料夹丝玻璃成形机
double-column screw type supercharge device
双柱丝杆式加压装置
ladies' reversible silk wadding padded jacket
女装双面穿丝棉棉衣
timed annular balance with brequet hairspring
定长游丝光摆轮带双层框游丝
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。
Alice folded her hands, and began:--
爱丽丝把双手交叉放好，开始背了：