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滴定管使用注意事项?

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福利分配是工资的()。

A. 转化形式;
B. 实物支付形式;
C. 延期支付形式。

OSPF stub areas are an important tool for the Network designer; which of the following two shouldbe considered when utilizing OSPF stub areas? ()

A. OSPF stub areas increase the size of the LSDB with the addition of Type 3 and 5 LSAs
B. OSPF not so stubby areas are particularly useful as a simpler form of summarization
C. OSPF stub areas are always insulated from external changes
D. OSPF totally stubby cannot distinguish among ABRs for the best route to destinationsoutsidethe areas
E. OSPF stub areas can distinguish among ASBRs for destinations that are external to the OSPFdomai

生活中使用的日光灯电路就是()

胃腺体壁细胞、主细胞主要位于()。

A. 胃窦部
B. 幽门前区
C. 胃底和胃体
D. 贲门部
E. 贲门及幽门前区

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