Corrosion inhibitors and/or soluble oils are added to diesel engine cooling systems to ___
A.maintain low pH in the cooling water
B.reduce the cooling water temperature
C.increase cooling water hardness
D.form. a protective film on metal surfaces
A.maintain low pH in the cooling water
B.reduce the cooling water temperature
C.increase cooling water hardness
D.form. a protective film on metal surfaces
第1题
A.SY/T 5273-2014田采出水用缓蚀剂性能评价方法
B.GB/T35509-2017 油气田缓蚀剂的应用和评价
C.STM G170-06(2012)Standard Guide for Evaluating and Qualifying Oilfield and Refinery Corrosion Inhibitors in the Laboratory
D.Q/HS2064-2011海上油气田生产工艺系统内腐蚀防护管理要求与效果评价方法
第2题
A.TNF-α inhibitors
B.IL-17A inhibitors
C.IL-23 inhibitors
D.IL-6 inhibitors
第4题
A.TNF-α inhibitors
B.IL-17A inhibitors
C.IL-23 inhibitors
D.IL-6 inhibitors
第7题
A.Nucleoside reverse transcriptase inhibitors
B.Non nucleoside reverse transcriptase inhibitors
C.Interferon
D.Integrase chain transfer inhibitor
第8题
What does the passage say about Cox-2 inhibitors?
A.They could prevent arthritis.
B.Their functions have been exaggerated.
C.They could relieve some stomach problems.
D.Their risks and benefits are identical.
第10题
Paragraph 3 __________ 查看材料
A.Effects of ACE and ACE Inhibitors
B.Wide Use of ACE Inhibitors
C.How to Deal with High Blood Pressure in Pregnant Women
D.Damage to Pregnant Women"s Future Babies
E.Suggestions on Stopping the Use of ACE Inhibitors
F.Relative Safety for Women During the First Three Months of Pregnancies
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