A、contains 15 pounds of CO2
B、weighs 15 pounds when full of CO2
C、has 15 pounds of pressure at the nozzle
D、weighs 15 pounds when empty
更多“A fifteen-pound CO<sub>2</sub> extinguisher（）.”相关的问题
A、there are fifteen pounds of CO<sub>2sub> in the container B、the container，when full，weighs fifteen pounds C、the pressure at the discharge nozzle is l5 psi D、the empty container weighs fifteen pounds
A、there are fifteen pounds of CO<sub>2sub> in the container B、the container，when full，weighs fifteen pounds C、the pressure at the discharge nozzle is l5 psi D、the empty container weighs fifteen pounds
A、2-3pounds B、4-5pounds C、6-7pounds D、8-9pounds
A、S=1111，Co=1 B、S=0000，Co=1 C、S=0000，Co=0 D、S=1111，Co=0
A、It's very nice. B、It's a birthday present from my parents. C、It costs fifty pounds. D、It's a bargain.
A、A.half pound B、B.one pound and half C、C.one and a half pounds D、D.one and half a pound
A、CO＋H<sub>2sub>S→COS＋H<sub>2sub> B、2CO＋H<sub>2sub>S→2COS＋H<sub>2sub>O C、CO＋S→COS D、CO＋2S→2COS
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