正确答案: C
both of the above
题目:Care and cleanliness are required when installing diesel fuel filters ().
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学习资料的答案和解析:
[单选题]为了满足船舶续航力的要求,船上必须设有()。
足够大的油、水舱柜
[单选题]螺旋桨0.4R以内的缺陷()修理。
一般不可焊补
[单选题]Operating a diesel engine for prolonged periods, with a closed freshwater cooling system, at temperatures lower than the normal design temperature can cause ().
the formation of sulfuric acid