In general acidity and alkalinity , the pigment is stable, but in high acidity, it fades.

The degree of acidity versus alkalinity in the body's environment must be at a stable level.

人体的内环境酸碱度必须维持高度稳定.

The effect of the water alkalinity water hardness on noodle quality was reviewed.

研究了水的碱度、硬度对面条品质的影响.

The results show that Alternanthera philoxeroides had no significant effect on reducing salinity and alkalinity.

浮萍的降盐效果也不明显,但其降碱效果较明显.

The sorts and alkalinity of basic ionic liquids could be designed and adjusted through molecular design.

通过分子设计的手段,可以对碱性离子液体的种类进行设计并对其碱性进行调节.

The lotion, in keeping with any skin of the sour alkalinity of equilibrium skin, high humidity.

平衡皮肤酸碱度, 高水分的乳液, 适合任何肌肤.

It is also treated to regulate alkalinity and hardness.

同样也要处理常规的碱度和硬度.

The polycondensated resins have lighter color, the free phenol, compound bromide and alkalinity are lower.

制得的多元共缩聚树脂具有颜色浅 、 游离酚和可被溴化物含量低、碱性低等优点.

Buffer A solution that resists any change in acidity or alkalinity.

缓冲液:可以抵抗任何酸或碱变化的溶液.

Several lower alkalinity and small addition concrete expansion agents were prepared with different raw materials.

利用不同的原料配制了多组低碱低掺型混凝土膨胀剂.

At sufficiently high temperatures and alkalinity, fatty esters may be hydrolyzed to produce soaps.

在足够的温度和碱度的情况下, 脂护酯可能被水解产生皂类.

As a result, soil alkalinity rose and farmland lay barren.

结果, 土壤中的碱份增多,农田成了不毛之地.

Washing the wads with water, and the testing for alkalinity gave a negative result.

用水洗涤玻璃絮, 然后作碱性检验得到了否定的结果.

There is a possibility that alkalinity of ash is related to fiber fineness.

灰分的碱度可能与纤维的细度有关.

The last bowl provides a rinse to reduce the alkalinity of the wool.

最后一只洗毛槽用来漂清羊毛,减少羊毛的碱性.

The alkalinity of water is a measure of its capacity to neutralize acids.

水的碱性是它中和酸的能力的一种量度.

A pH test measures the acidity or alkalinity of a substance.

pH值测试可检测物质的酸碱度。

Incorporating organic material into chalky soils will reduce the alkalinity.

在白垩质土壤中添加有机物可降低其碱性。

A great quantity of soluble inorganic salt can force the surrounding soil seriously become salinization alkalinization.

大量可溶性无机盐会加剧周边土壤的盐碱化.

The and alkalinization includes two stresses – salt stress and alkali stress in fact for plant.

因此,对于植物来说,盐碱生境实际上涉及到两种胁迫即盐胁迫和碱胁迫.

One of ecological crises people were facing was land salt-alkalinization.

土壤盐碱化是人类面临的生态危机之一.