Effect of aging treatment on microstructure and properties of lead-free free-cutting Al-Cu alloy;
时效对无铅易切削Al-Cu合金的微观组织结构与性能的影响
Study on High Grade Lead-free Glaze for Fine Porcelain;
高级日用细瓷无铅釉的研制
Development of lead free and ETU free vulcanization System for ECO;
无铅无乙基硫脲氯醚橡胶硫化体系的开发
Study of solderable lead free tin-bismuth alloy electrodeposition;
电沉积无铅可焊性锡铋合金的研究
Preparation and properties of lead free graphite conducting paste;
无铅石墨导电浆料的制备和性能
Based on alkali- boron- silicon system, a compound function of several alkali metals, alkaline- earth metals and admixtures is used to replace that of lead to develop environment- friendly,leadless flux for overglaze colors with low bismuth content.
在碱-硼-硅系统基础熔剂中引入外加剂,通过多种碱金属、碱土金属及外加剂等复合效应来代替铅在熔剂中的作用进而研制低铋环保型无铅熔剂。
With alkali-voron-silicon as the basis and addition of alkaline earth composite fluxing agent,a kind of leadless fluxing agent is developed.
以碱-硼-硅系统为基础,加入碱土金属氧化物复合助熔剂,研制无铅釉上彩熔剂。
The effect of alkaline metal oxides and fluorides on the performances of green leadless fluxing agents for overglaze colors were studied by means of orthogonal experiments.
应用正交试验法,研究了碱金属氧化物及氟化物对环保型无铅釉上彩熔剂性能的影响。
Leaded or unleaded?
含铅还是无铅汽油?
Three gallons of unleaded, please.
请加3 加仑无铅汽油。
Study on Lead-free High Curie Temperature BaTiO_3-based PTCR;
无铅高温BaTiO_3基PTCR的研究
Application and Development of Surface Mount Technology;
从有铅向无铅焊接过渡阶段应注意的问题
The Research of Sn-Zn System without Ag Lead-free Solder
新型Sn-Cu系无银无铅焊料的研究
Pb-free solders– Sn-Bi-Zn based with our own patent and their modification to fit for package applications.
无铅焊锡—锡铋锌系无铅焊锡，材料设计、发，焊料（球、膏）发等。
Pb-free solders ? Sn-Bi-Zn based with our own patent and their modification to fit for package applications.
无铅焊锡—锡铋锌系无铅焊锡，材料设计、开发，焊料（锡球、锡膏）开发等。
Investigation on Fabrication of a Low Melting Point Lead-free Sn-Bi-X Solders and Lead-free Soldering Process;
低熔点无铅焊料Sn-Bi-X的研制与无铅焊接工艺研究
Study on (Bi_(0.5)Na_(0.5)TiO_3-based and High Temperature Aurivillius Phase Lead-free Piezoceramics;
钛酸铋钠无铅压电陶瓷与高温铋层无铅压电陶瓷探索
My gas tank needs to be filled with unleaded.
我的油槽必须加满无铅汽油。
The use of lead-free petrol is now being phased in.
无铅汽油的应用现正逐步推广.
A: IPC is currently working to revise the specification for inspection of lead-free solder joints.
IPC正在修订关于无铅焊接的质检标准。
Oh, by the way, the gas for this car is regular unleaded.
哦，对了！这部车子是用普通的无铅汽油。
We have regular, highest, and lead-free.
我们有一般汽油、高级汽油和无铅汽油。
Investigation of Electromigration on Lead-Free Solder Bump in Flip Chip Packaging
倒装芯片技术中无铅凸点电迁移研究
A Study on Hypoeutectic Sn-Zn Alloys as Lead-free Solders;
亚共晶Sn-Zn合金无铅电子焊料研究
Study of the Reliability of Power Device with Lead-free Heat-sink Attachment;
功率器件无铅焊料焊接层可靠性研究
Study on the Lead-free Low Loss Y5P-152 High Voltage Ceramics;
无铅低损耗Y5P-152高压介质瓷料的研究