The synthetic technology of urea-formaldehyde resin with weak acidity initial condition;
弱酸性条件起始合成脲醛树脂的工艺研究
The possibility of the synthetic technology of urea-formaldehyde(UF) resins with low formaldehyde emission under weak acidity condition was discussed.
探讨了在弱酸性条件下合成低甲醛释放量的脲醛树脂工艺的可能性。
Ammonium-free weak acidic electroplating technology for Zn-Ni alloy was developed.
研究了一种无铵弱酸性锌镍合金电镀工艺,并深入探讨了镀液的成分及工艺条件对镀层含镍量的影响,得到了镀层为γ相Ni5Zn21与δ相Ni3Zn22、且含镍量为13%的全光亮锌镍合金镀层,确定了电镀工艺规范。
Simulate VB Program of Alkali Titrate Weak Acid and Its Practical Cases;
模拟强碱滴定弱酸的VB程序及应用实例
They involve a chemical equilibrium between a weak acid and its salt or a weak base and its salt.
它包含弱酸及弱酸盐与弱碱和弱碱盐之间的化学平衡。
Amino acids are weak acids and weak bases, therefore, they are excellent buffering agents.
氨基酸是弱酸和弱碱，因此，它们是很好的缓冲剂。
acid dyes,weak acid medium dyeing
弱酸介质染色的酸性染料
a weak soluble dibasic acid (the parent acid of cyanamide salts).
一种水溶性弱酸，氰胺盐的母酸。
Using QBASIC Procedure to Calculate the Acidity (Alkalinity) of the Weak Monoacid ( Monobasic )Aqua;
QBASIC程序计算一元弱酸(碱)溶液的酸(碱)度
Study on H~+ion concentration in weak acid and mild base salt;
弱酸弱碱盐溶液中氢离子浓度计算的探讨
The Improvement of the Synthetic Technology for the Intermediate of Weak Acid Brilliant 10B;
弱酸艳红10B的中间体合成工艺的改进
Applications of Acid-resistant Concrete in Weak-acidic Foundation
耐酸性混凝土在弱酸性地基中的工程应用
The acrylic fibre with weakly acidic group has a low saturation value.
含弱酸性基团的腈纶纤维饱和值较小。
PStudies on the Properties and Synthesis of new Maroporous Weakly Acidic Resins;
新型大孔弱酸树脂的合成及性能研究
Synthetic Technology of Urea-formaldehyde Resin under Initial Weak Acidity Conditions
弱酸性条件起始合成脲醛树脂的工艺
Adsorption of Humic Acid on Weakly Basic Resin with Macropores
弱碱性大孔吸附树脂对腐殖酸的吸附
The Calculation pH Formula of the Weak Monoacid or the weak Monoacidic Base and the Mixture Solution by the Condition of the Proton;
利用质子条件计算一元弱酸或弱碱及其混合物溶液的pH值
A study was made of the properties of NR and the effect that natural rubber latex was conserved with feeble-acid-ammonium salt.
通过对弱酸铵盐性质的分析，探索弱酸铵盐对鲜天然胶乳的保存效果及其性能的影响。
"a weak, unstable acid, HCO, present in solutions of carbon dioxide in water. "
一种不稳定的弱酸,HCO,表现为二氧化碳的水溶液。
a white weak acid that is a hydrated form of titanium dioxide.
一种白色的弱酸，是二氧化钛与水结合的形式。
a weak poisonous liquid acid; formed by solution of hydrogen fluoride in water.
一种有毒的液态弱酸，由氯化氢溶于水中形成。
