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【单选题】

The oxidation by-products forming in diesel engine lube oil can cause （）

A、pitting

B、sludge

C、hard varnish

D、all of the above

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更多“The oxidation by-products forming in diesel engine lube oil can cause （）”相关的问题
第1题
[单选题] The major source of chemical contaminants in hydraulic fluid is （）.

A、microscopic steel shavings  B、abrasive waste  C、anti-oxidant compounds  D、oxidation by-products  

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第2题
[单选题] The basic process of biological sewage treatment consists of the liquor either by bubbling air through it or by agitating the surface（）

A、oxygenating  B、oxidizing  C、deoxygenating  D、proportioning  

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第3题
[单选题] It is that reduce the BOD by converting the organic content of the sewage to a chemically and organically inert sludge（）

A、the bacteria  B、oxygen  C、oxidizing function  D、agitation function  

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第4题
[多选题] Which of the following Windows versions includes Windows Defender, by default?（）

A、Windows Vista Home Premium  B、Windows 2000 Professional  C、Windows XP Pro  D、Windows XP Pro x64  E、Windows Vista Pro  

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第5题
[单选题] Water allowed to accumulate in the hydraulic system oil will cause an oxidation process producing by- products which are normally （）.

A、gums, acids, and varnishes  B、removed by cellulose type filters  C、neutralized by oil additives  D、not removed by absorbent filters  

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第6题
[单选题] （）is not a process of weathering of the oil spilled in the sea water.

A、Emulsification  B、Sedimentation / Sinking  C、Oxidation including photooxidation  D、Burning organized by RCC  

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第7题
[单选题] （）is not a process of weathering of the oil spilled in the sea water.

A、Biodegradation  B、Dissolution  C、Cleaning up by crew with skimmers  D、Oxidation including photooxidation  

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第8题
[单选题] Where normal delivery at the port of destination is prevented by some cause beyond the control of the master，and the master may and must deal with the cargo for the benefit of its owners by landing it，carrying it，or transshipping it，as may seem best，the Shipowner may then charge the cargo owners with（）to cover the expenses thus incurred in their interests.

A、pro rata freight  B、advance freight  C、dead freight  D、back freight  

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第9题
[单选题] Damage to cargo caused by dust is known as（）.

A、contamination  B、oxidation  C、tainting  D、vaporization  

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