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防爆蓄电池机车或者防爆柴油机动力机车装备()或者便携式甲烷检测报警仪。

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下列关于广东农村信用社票据买入的有关规定,说法不正确的一项是()

A. 本社对票据转贴现业务纳入同业融资授信管理,但对总量不实行控制。
B. 办理转贴现的票据,按照有价证券进行管理。
C. 票据转贴现业务的会计核算和利息计算按贷款业务和支付结算有关规定执行。
D. 转贴现票据应按《中华人民共和国票据法》有关规定,到期应及时向付款人收取票款,如付款人拒绝付款的,应立即向其前手进行追索。

溢流阀按工作情况分为哪两类?在液压系统中起什么作用?

1977年第六届世界精神病学大会通过了规定对待精神病人伦理原则的()。

A. 《病人权利宣言》
B. 《赫尔辛基宣言》
C. 《日内瓦宣言》
D. 《夏威夷宣言》

Which two statements are true about using IPv4 and IPv6 simultaneously on a network segment? ()

A. IPv6 allows a host to create its own IPv6 address that will allow it to communicate to other devices on a network configured via DHCIPv4 does not provide a similar capability for hosts.
B. IPv6 provides for more host IP addresses but IPv4 provides for more network addresses.
C. Hosts can be configured to receive both IPv4 and IPv6 addresses via DHC
D. Host configuration options for IPv4 can be either statically assigned or assigned via DHCHost configuration options for IPv6 can be statically assigned only.
E. IPv4 and IPv6 addresses c an be simultaneously assigned to a host but not to a router interface.

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