Soot blowers should be used in proper sequence so that（）<br>A:excess stresses will not be set up in the boiler<br>B:the decks will not be covered with soot<br>C:the soot will be swept toward the uptakes<br>D:there will not be a loss of steam pressure

Soot blowers should be used in proper sequence so that（）
A:excess stresses will not be set up in the boiler
B:the decks will not be covered with soot
C:the soot will be swept toward the uptakes
D:there will not be a loss of steam pressure

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