The stainless tubing is less likely to kink than copper, but it is harder to solder without an acid treatment . 不锈钢管比铜管不易纠结,但不经酸性处理焊接较困难。
Influential factors of extraction aluminum in chemical sludge by acid treatment 酸处理化学污泥溶出铝盐影响因素研究
Acid treatment of well 井内酸处理
Investigation on the effects of nitric acid treatment on carboxyl groups in multi - wall carbon nanotubes 多壁碳纳米管的羧基修饰
The fibrinolytic activity in leukemic cell lines and its alteration on all - trans retinoic acid treatment 2细胞耐药转运分子作用的研究
The light phase contains biodiesel to be purified by water washing , acid treatment and crying 分离出的生物柴油质量较轻,上升后经水洗提纯酸处理和干燥。
Analysis on the oil production increase effect of acid treatment for insert salt layers nonsandstone reservoirs in jianghan oil region 江汉油区盐间非砂岩油层酸化增产效果分析
Effects of acid treatment to activated carbons on their properties and catalytic performance in hydrogen production by methane decomposition 酸处理对活性炭性质及其催化裂解甲烷制氢性能的影响
Anodizing of aluminium and aluminium alloys - assessment of quality of sealed anodic oxide coatings part 4 : dye spot test with prior acid treatment 铝及铝合金阳极氧化氧化膜封孔质量的评定方法第4部分:酸处理后的染色斑点法
The exterior surface and longitudinal surface of fluorosed teeth and normal teeth were studied by sem without or with short of acid treatment 所有牙表面和纵剖面在未做酸蚀处理和做了短期的酸蚀处理后用扫描电子显微镜观察釉质结构。