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【简答题】
离心泵的流量调节阀安装在离心泵的出口管路上,开大该阀门后,真空表读数 ,压力表读数 。(填增大或降低)
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【简答题】blend corporate cultivate discount folk generosity liable local loyalty rally rank reward ...
【单选题】A characteristic of American culture that has become almost
a tradition is to respect the self-made man-the man who has risen to the top
through his own efforts, usually beginning by working with hi...
A.
work in a furniture shop
B.
keep accounts for a bar
C.
wait to lay the table
D.
serve customers in a restaurant
【单选题】带和带轮间的摩擦系数与初拉力一定时,______,则带传动不打滑时的最大有效圆周力也愈大
A.
带轮愈宽
B.
小带轮上的包角愈大
C.
大带轮上的包角愈大
D.
带速愈低
【单选题】如果对C类地址段193.11.22.0/24进行可变长子网划分，则下列地址能够成为其子网地址的有()。
A.
193.11.22.174
B.
193.11.22.192
C.
193.11.22.200
D.
193.11.22.122
【单选题】采取子网划分后，IP地址的组成结构为
A.
网络地址+子网地址+主机地址
B.
网络地址+子网络接口地址+主机地址
C.
网络地址+主机地址+子网络接口地址
D.
网络地址+主机地址+子网地址
【单选题】Business travelers used to be the cash cows of the hotel business. Armed with corporate credit cards and expense accounts, they'd happily lay down hundreds of dollars per night for the privilege of a ...
A.
take budget airlines.
B.
book lower-priced hotels.
C.
enjoy privileges in hotels.
D.
be customers of luxurious hotels.
【单选题】When PepsiCo seeks to integrate the strategies of Pepsi, 7-Up International, and Frito-Lay, it is developing what level of business strategy?
A.
functional
B.
corporate
C.
business
D.
system
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