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【多选题】
给水附件是指给水管道上调节水量、水压、控制水流方向以及断流后便于管道、仪器和设备检修用的各种阀门,下列属于给水附件的是:A.
截止阀
B.
水表
C.
止回阀
D.
球阀
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举一反三
【简答题】warm applause the honored guests mounted the rostrum.
【单选题】Medicine Directions Take two tablets with warm water, followed by one tablet every eight hours, as required. For maximum nighttime and early morning relief, take two tablets at bedtime. Do not exceed ...
A.
twenty-four tablets a day
B.
eight tablets a day
C.
six tablets a day
D.
three tablets a day
【简答题】The audience gave the performer ______ burst of _______． Ａ．a; applause B. /; applause C. /; applauses D. some; applauses
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