通过对样品燃烧后剩炭含量及扫描电镜(SEM)分析,探讨了锡酸盐体系阻燃抑烟的机理。
The flame retardant and smoke suppression mechanism of metal hydroxystannates was investigated through quantitative analysis and the SEM of the residual char after sample burning.
在碱性锡酸盐镀锡溶液中进行了镍微粒与锡的共沉积试验,对所得锡-镍复合镀层的磨擦性能进行了研究。
Experiment of co-deposition of Ni particles with Sn metal from alkaline stannate bath was performed and the friction performance of the resulting Sn-Ni composite coatings was investigated.
电镀焦磷酸盐铜锡镍废水由“常流水”清洗方式改为反喷淋清洗方式。
Counter-flow spray technique for the treatment of the rinsing water containing pyrophosphates in Cu- Sn-Ni alloy plating is described.
在本文提出的柠檬酸盐配方镀液中能镀得锡锌合金镀层。添加剂7880可使镀层光亮并细化组织。
Tin-zinc alloy can be electrodeposited from the citrate bath containing additional agent 7880. Additive 7880 can make the deposit fine and bright.
研究了从焦磷酸盐槽液中电镀锡镍合金的一种新工艺,讨论了一些电镀参数对锡镍合金镀层的影响。
A new technology of tin-nickel alloy electroplating from a pyrophosphating bath was studied. The effect of some plating parameters on the tin-nickel alloy coating was discussed.
其中碳酸盐化、云英岩化与锡、铜、钨矿化密切相关。
Carbonatization and greisenization are closely related to sn-w mineralization.
解决了铅锡氟磷酸盐玻璃中存在的分相问题,设计了较好的玻璃组分。
The problem of phase separation in lead tin fluorophosphate glass had been solved, and a relatively stable glass compositions had been designed.
研究了三种不同组分的罗丹明6G染料掺杂的铅锡氟磷酸盐玻璃。
The lead tin fluorophosphate glasses with different compositions doped with Rhodamine 6G were reported.
这个国家拥有丰富的矿产,如铝土矿、铁矿石、铅、黄金、宝石、锡、铬酸盐、无烟煤、花岗岩、大理石、粘土、白砂和石墨。
The country is rich in minerals such as bauxite, iron ore, lead, gold, precious stones, tin, chromate, anthracite, granite, marble, clay, white sand and graphite.
介绍了光亮硫酸盐镀锡液中各成分作用及其工艺流程,对锡镀层变色的原因进行了分析。
Function of each component in solution and process flow of bright sulfate Sn plating were introduced. Tarnish reasons of Sn deposit were analyzed.
本文研究了在化学镀铜的聚酯纤维织物表面采用焦磷酸盐体系电沉积锡镍合金的工艺条件以及合金镀层织物的性能。
A soft electromagnetic shielding fabric was successfully prepared by electroplating tin-nickel alloy on the Cu-plated PET fabric in potassium pyrophosphate system.
本文研究了在化学镀铜的聚酯纤维织物表面采用焦磷酸盐体系电沉积锡镍合金的工艺条件以及合金镀层织物的性能。
A soft electromagnetic shielding fabric was successfully prepared by electroplating tin-nickel alloy on the Cu-plated PET fabric in potassium pyrophosphate system.
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