题目内容
（请给出正确答案）
[主观题]
乒乓球队的10名队员中有3名主力队员，派5名参加比赛。3名主力队员要安排在第一、三、五位置
，其余7名队员选2名安排在第二、四位置，那么不同的出场安排共有多少种？（）
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A．a reaction to
B．overexposure
C．a limitation of
D．an absence of
更多“乒乓球队的10名队员中有3名主力队员，派5名参加比赛。3名主…”相关的问题
第1题
Heat exhaustion is a condition caused by ______to sunlight or another heat source which of
ten results in dehydration and salt depletion.
点击查看答案
第2题
Heat exhaustion is a condition caused by ______ to sunlight or another heat source which o
ften results in dehydration and salt depletion.
点击查看答案
A．a reaction to
B．overexposure
C．an limitation of
D．an absence of
第3题
Heat exhaustion is a condition caused by ______ to sunlight or another heat source which o
ften results in dehydration and salt depletion.
点击查看答案
A．a reaction to
B．overexposure
C．a limitation of
D．an absence of
第4题
Heat exhaustion is a condition caused by____to sunlight or another heat source which often
results in dehydration and salt depletion.
点击查看答案
A．a reaction to
B．overexposure
C．an limitation of
D．an absence of
第6题
One of the main purposes of refractories in a boiler furnace is to____.
A.help preheat the air for the furnaces
B.help preheat the feedwater
C.protect economizer from excessive heat
D.prevent excessive furnace heat losses
第7题
A patient suffering from heat exhaustion should be______.A.moved to a cool room and told t
A patient suffering from heat exhaustion should be______.
A.moved to a cool room and told to lie down
B.kept standing and encouraged to walk slowly and continuously
C.given a glass of water and told to return to work after 15 minutes of rest
D.None of the above are correct
第8题
Excessive lube oil consumption by a reciprocating air compressor can be caused by _____.A.
Excessive lube oil consumption by a reciprocating air compressor can be caused by _____.
A.using a slightly dirty air filter
B.using oil having an excessive viscosity
C.intercooler or after-cooler leaks
D.carrying the oil level higher than normal
第9题
Excessive vibration of an automatically fired auxiliary boiler can be caused by _____.A.ai
Excessive vibration of an automatically fired auxiliary boiler can be caused by _____.
A.air or water in the furnace
B.combustion pulses
C.fuel oil pump failure
D.flame failure
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