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【简答题】
的画片数是贝贝的1.5倍，给贝贝5张，贝贝和的画片就一样多。有多少张画片？（列方程解答）
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皮皮学刷刷变学霸
举一反三
【单选题】In order to raise the efficiency of the water supply, measures should be taken to ______.
A.
guarantee full protection of the environment
B.
centralize the management of water resources
C.
increase the sense of responsibility of agencies at all levels
D.
encourage local and regional of water resources
【简答题】What should be done to keep the drug supply and drug flow under strict control?
【单选题】A centrifugal pump can’t supply water after startingYou should check ____.
A.
priming water
B.
power supply
C.
packing gland
D.
bearing lubrication
【简答题】v. 除去;剔除;忽略;淘汰
【单选题】In order to raise the efficiency of the water supply, measures should be taken to ______.
A.
centralize the management of water resources
B.
increase the sense of responsibility of agencies at all levels
C.
guarantee full protection of the environment
D.
encourage local and regional control of water resources
【简答题】In order to raise the efficiency of the water supply, measures should be taken to ________. A) centralize the management of water resources B) increase the sense of responsibility of agencies at all l...
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