ASTM标准a 380(1996)将这些酸归为清洁用酸而不是钝化用酸。
The ASTM Standard a 380 (1996) refers to these acids as cleaning acids, not passivating acids.
磷酸是一种弱氧化酸，有时也用于特定的钝化操作中；但，没有任何正式的文件说明磷酸可作为钝化用酸。
Phosphoric acid is a weak oxidizing acid sometimes specified in passivation procedures; however, there is no formal documentation referencing the use of phosphoric acid as a passivating acid.
化学作用4：可进行无机酸清洁和钝化以去除或钝化氧化铁。
Chemistry 4 Mineral acid cleaning and passivation can be performed for iron oxide removal or passivation.
但由于米糠中含有解脂酶，如果钝化处理不及时或者米糠保存温度较高，米糠中脂肪酸解过程加速。
Lipase could lead the oil hydrolyzed if the rice bran not passivated in time especially in the high temperature, which in order to increase the acid value of RBO.
对金属材料采用植酸进行表面处理，可在其表面形成比较致密的钝化层。
The treatment of steel materials by phytic acid can result in a compact passivated layer.
采用胶体电解质技术，绝无酸液浓度层化问题，完全消除因浓度层化引起的极板腐蚀和钝化现象。
It has adopted colloid electrolyte technology, avoiding density stratification problem of acid solution and eliminating plate corrosion and passivation caused by density stratification.
针对停车期间酸是否循环提出不同的应对措施，以使酸冷却器位于阳极保护的安全区，确保钝化膜的稳定，延长设备的使用寿命。
Various measures were taken depending on whether acid circulated or not to keep the acid cooler in the safe area of anodic protection with a stable passive film and thereby lone service life.
清洗工艺为盐酸酸洗、柠檬酸漂洗、双氧水钝化。
The cleaning technology was hydrochloric acid cleaning, citric acid rinse, peroxide passivation.
低温会使红酒中的丹宁钝化而高温又会把葡萄酒变成酸汤。
The low temperature will make the Tannin dull while the high temperature veers the wine into a sour soup.
低温会使红酒中的丹宁钝化而高温又会把葡萄酒变成酸汤。
The low temperature will make the Tannin dull while the high temperature veers the wine into a sour soup.
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