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【简答题】
什么”虎“不是虎?
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举一反三
【简答题】英制水尺中数字的高度及相邻数字间的间距是:(203715:第01章 船舶常识) (A-0,B-0,C-0,D-0,错误-0)A. 6in B、10inC、12inD、15in
【单选题】Excessive alkalinity of the water in an auxiliary boiler can cause _____.
A.
caustic embrittlement of the boiler metal
B.
acidic corrosion of the boiler metal
C.
hard scale deposits on the boiler tubes
D.
etching of the heat exchange surfaces
【简答题】caustic flooding ( )
【简答题】坚持中国特色社会主义政治发展道路必须坚持和完善____、的多党合作和政治协商制度、民族区域自治制度、基层群众自治制度。
【单选题】Vanity Fair, a caustic satire novel on the aristocratic-bourgeois moiety of the time, is the masterpiece of
A.
William Makepeace Thackeray.
B.
Robert Burns.
C.
William Blake.
D.
Henry Fielding.
【单选题】Cargoes that might leak from containers are known as ______．
A.
Dirty cargoes
B.
Caustic cargoes
C.
Wet cargoes
D.
Bulk cargoes
【单选题】Which of the following chemicals will be used where protection against caustic cracking is required in boiler treatment?
A.
Sodium hydroxide
B.
Sodium carbonate
C.
Sodium nitrate
D.
Sodium polyphosphate
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