sn的例句大全

The principle of plating bronze by chemical displacement and control measures of coat composition are introduced. To reduce Sn 2+ content and add acidness of plating bath is beneficial to stabilization. To add addition can also raise stability of plating bath.

介绍置换镀锡青铜的原理及镀层成分控制措施，在镀液中降低Sn2+含量、增加镀液的酸度有利于镀液的稳定，加入添加剂也可提高镀液的稳定性。

Pinggui Sn placer in Guangxi was discovered and exploited as early as the Bronze Age.

“平桂”砂锡矿,早在“青铜时代”已被发现、开发利用.

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.

This article introduces a meted in preparation SnI 4 from Sn and I 2 by microscale lab apparatuses.

本文通过四碘化锡制备微型实验的进一步研究.

The low-melting-point Sn-Pb-Bi alloy was used as simulacrum to investigate the distortion of meniscus.

结果表明:当电源输入频率增大时,结晶器内的磁感应强度减小.

Sn naowire arrays were AC electrodeposited into the pores of anodic aluminum oxide template.

氮化后,非晶的氧化铝模板变成了尖晶石结构的氮氧化铝相(Al_ 2O_3·AlN).

The results of XPS and AES analyses showed that on tinplate surface an anticorrosive coordination compound film of laurylamine was formed, and N atoms in laurylamine molecule were coordinated with Sn ( II).

XPS和AES分析结果表明，月桂胺中的氮与锡表面发生配位作用并在锡表面形成耐蚀性保护膜。

And the crystal type, size and externalities of nano-TiO_2 crystal and nano-TiO_2 adulterating Sn crystal are shown by X-ray Diffraction.

用XRD衍射表征了纳米级TiO2晶体掺杂前后的晶型。