普通混凝土受压时,最可能发生的破坏形式是骨料先破坏。()
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已销商品进销差价计算偏低,那么________。
A. 期末库存商品价值偏高,毛利也偏高
B. 期末库存商品价值偏高,毛利则偏低
C. 期末库存商品价值偏低,毛利也偏低
D. 期末库存商品价值偏低,毛利则偏高
To organize a persuasive message. follow these steps:
(1) gain the reader' s attention. (2) show the reader that he or she has a need. (3) explain your solution to that
need , (4) present the supporting information and (5) end by asking for a specific action.
为明确诊断首选下列哪项检查
A. 三大常规+生化检查
B. 凝血常规检查
C. 肺癌标记物检查
D. 肺功能检查
E. X线胸片检查