单选题
发布日期:2021-03-22
inform the chief engineer whenever there are problems
reduce the time wasted on checking items
know who is responsible for the domestic cleaning equipment
know the chain of authority on the ship
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患者,男,63岁。上腹部隐痛1个月,粪隐血(+)~(++),胃镜检查:见胃小弯2cm×2cm溃疡,中央凹陷有污秽苔,周围隆起且不规则,质硬触之易出血,蠕动少。本例最可能是下列哪一种诊断()
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《残疾人就业条例》规定,国家对残疾人就业实行()相结合的方针,促进残疾人就业。
根据INCOTERMS@的解释,下列表示交货和装运并不一致的贸易术语有()。
黄山以“奇松、怪石、云海、温泉”四绝著称于世。它已被联合国教科文组织列入“世界文化与自然遗产”名录。
两个术语——强矩阵和弱矩阵用于描述项目组织结构时,指的是()
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