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【单选题】
以下生活中的现象,不属于化学变化的是哪一项?A.
铁器表面产生铁锈
B.
煤气燃烧
C.
冰饮料瓶的表面结出小水珠
D.
蛋清煮熟后变成蛋白
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举一反三
【单选题】为减轻船员来自生理、心理以及工作上的压力,可以采取的以下应对措施中,表述有误的是____。
A.
应尽可能为船员提供符合相关国际公约要求的舒适的生活和工作环境，以减轻船员在船工作期间因不良的生活和工作环境带来的身体不适和负面情绪；
B.
船员应学会管理好个人的时间，保持充足有效的睡眠，减少因疲劳而感到的生理上的不适；
C.
船上的工作时间应尽可能的弹性化，避免每一项工作都按照标准的程序进行；
D.
船员个人即使在紧张的工作中也要注意用幽默和愉悦的心态来减轻自己的压力。
【简答题】Ravi, like many project 1 , had studied the watell model of software development as the primary software life-cycle 2 . He was all set to use it for an upcoming project, his first assignment. Howe...
【单选题】Ravi, like many project (1) , had studied the waterfall model of software development as the primary software life-cycle (2) . He has all set to use it for an upcoming project, his first assignment. H...
A.
activity
B.
procedure
C.
process
D.
progress
【简答题】Ravi, like many project ,had studied the watell model of softwaredevelopment as the primary software life-cycle . He was all set to use it for an upcoming project, his first assignment. However, Ra...
【单选题】Ravi, like many project (1) , had studied the waterfall model of software development as the primary software life-cycle (2) . He has all set to use it for an upcoming project, his first assignment. H...
A.
customers
B.
managers
C.
users
D.
administrators
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