Theamountofheatreleasedbysteamwhenitchangestowateratthesametemperatureiscalled().
A. latentheatofcondensation
B. latentheatofvaporization
C. latentheatofsaturation
D. sensibleheatofcondensation
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Periodicsurveystorenewtheloadlineassignmentforashipmustbemadeatintervalsnotexceeding().
A. 18months
B. 2years
C. 3years
D. 5years
金融读音正确的是()
A. きにゅ
B. ぎんゆ
C. きんゆう
D. かなゆ
神经纤维在静息时()。
A. 细胞膜外Na和K多于细胞膜内,而细胞内阴离子较多
B. 细胞膜通透性较低,而兴奋时通透性较高
C. 细胞膜对Na的通透性低,而对K通透性高
D. 细胞膜内外电位差的维持并不需要消耗ATP
Whentheboilerloadreturnstonormal,thedrumpressurewillriseandsteambubbleformationwillreduce,causingafallinwaterlevelThisisknownas().
A. swell
B. shrinkage
C. flashoff
D. lackofwater