leadless

Study on Low Temperature Boron free and Leadless Raw Opaque Glaze

一种低温无硼无铅生料乳浊釉的研究

Study on Leadless and Thermosensitive Material and Its Application

无铅热敏感PTC材料的研究及应用

Research on the Process of Ceramic Leadless Chip Carrier Package

陶瓷无引线片式载体外壳工艺研究

The First Generation Leadless Ceramic Chip Carrier for LSI in China

中国第一代用于LSI的无引线陶瓷芯片载体

Study on the High Octane Number Leadless Gasoline Blending

高辛烷值无铅汽油的调合

Several Links of Influencing Detail Limits of Vehicle-used Leadless Gasoline Cleanliness

影响车用无铅汽油清洁性具体限值的环节

A Study of Borosilicate Type Leadless Glaze Basic knowledge of analytical reagents & alkalis

无铅碱硼釉的研究分析

To Make Chip Leadless Tantalum Capacitors with Solid Electrolyte

无引线片状固体电解质钽电容器的研制

Researching on the Leadless Preserved Quail Egg without Cover Plaster

无铅无泥鹌鹑松花蛋的研制

High density packaging can he achieved by using leadless ceramic chip carriers ( LCCCs ) .

使用无引线陶瓷芯片载体（LCCC）可以达到高密度封装。

Research for Long-time Dependability in Leadless Soldered Flat Assembly

无铅焊接的印制插件板的长期可靠性研究

Study on Leadless Frit Glaze of Fine Ceramics

高级日用瓷无铅熔块釉的研究

Research on leadless and non-arsenic famille rose pigment in opaque glass

无铅、无砷粉彩颜料玻璃白研究

Investigation on the Property of an Energetic Leadless Combustion Catalyst Ba ( NTO )· 3H 2O

含能无铅燃烧催化剂Ba（NTO）·3H2O性能研究

But harm of lead is revealed in the course of application . It is an urgent problem to develop new leadless POM composites .

含铅聚甲醛复合材料，由于具有良好的自润滑性能，其应用范围不断扩大，然而在使用过程中，铅的危害不断暴露出来，迫使人们加快对无铅POM复合材料的研究步伐。

The results will enable the leadless gasoline to be produced in series and then bring a remarkable profit for the refinery .

本研究结果可使华北石油管理局第一炼油厂汽油产品实现无铅化、系列化，显著提高经济效益。

Preparation of Leadless Fritted Glazes of Bone Porcelain

骨质瓷无铅熔块釉的研制

Inspection for Leadless Tin Solder by AOI

自动光学检验设备（AOI）对无铅焊锡的检测

The reasonable blending schemes for 90 # , 93 # and 95 # leadless gasoline were determined respectively by comparison tests of various blending components under different proportions .

通过对各种调合组分及调合比例的对比试验研究，分别确定了90、93和95无铅汽油适宜的调合方案。

The purpose of this study is to develop a new kind of easy cutting leadless bismuth brass , which is to substitute for the widely used toxic leaded brass .

以制备一种新型的无铅易切削铋黄铜合金为目的，以替代现有应用广泛的易切削铅黄铜。

This paper introduced substitutes for lead , leadless frits and leadless glaze formulation design and making techniques , and then expatiated on firing of leadless glazes , plumbeous recontamination , etc.

介绍了铅的替代物、无铅熔块及釉料的配方设计和加工制造工艺，对无铅熔块釉的釉烧、铅的再污染等问题进行了阐述。

This paper studies a oxides system from borosilicate type leadless glaze . After the glaze was analyzed the effect of the contents of SiO_2 , B_2O_3 and other metallic oxides on such performances of thermal expansion , surface tension and interaction between the glaze and the china body .

通过对无铅碱硼硅酸盐釉的氧化物体系的试验研究，分析了釉组分中SiO2，B2O3及金属氧化物对釉的热膨胀性、表面张力及坯釉结合层形成等方面的影响作用。