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单选题
Each hose used for transferring vapors must（）.
A
have a design burst pressure of at least 25 psig
B
be capable of withstanding at least 2.0 psi vacuum without collapsing or constricting
C
be electrically continuous with a maximum resistance of ten thousand ohms
D
All of the above
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更多 “单选题Each hose used for transferring vapors must（）.A have a design burst pressure of at least 25 psigB be capable of withstanding at least 2.0 psi vacuum without collapsing or constrictingC be electrically continuous with a maximum resistance of ten thousand ohmsD All of the above” 相关考题
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