vitriol词根词缀

Methods Adopting the 5% phenol and vitriol as color indicator, agaric polysaccharide was measured by visible spectrophotography. The detective wavelength was 490 nm.

方法采用分光光度法，以5%苯酚溶液与硫酸显色，测定波长为490nm。

During the disposal of waste water in the recycle device of acrylic fibre solvent, for a good deal of heat of solution produced by mixing oil of vitriol with water, the cauterization is rigorous, the line is rusted and leaked frequently.

腈纶溶剂回收装置的污水处理过程中，由于浓硫酸与水混合后产生大量的热，腐蚀条件极为苛刻，管线腐蚀泄漏频繁，影响正常生产。

Within chromate-vitriol prescription, GW-1 additive can raise pretreatment velocity obviously and improve density, combining strength and uniform appearance, as well as stabilize the blacking chemical composition.

在铬酐硫酸体系的配方中，GW1复合添加剂可显著提高预处理的速度，改善氧化膜的致密性、结合强度和外观均匀性，同时还对黑化液具有稳定作用。