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【单选题】
PCB制造输出Gerber文件时,以下哪个缩写表示输出顶层丝印层:
A.
GBL
B.
GBO
C.
GTL
D.
GTO
E.
GKO
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A.
The customer incurs the total financial responsibility for each additional dollar spent.
B.
The contractor incurs the total financial responsiblity for each dollar spent.
C.
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E.
B and D only
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A.
Where the jumper cable is connected to the output of the TX.
B.
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C.
Where the jumper cable is connected to the output of the combiner.
D.
Where the jumper cable is connected to the antenna.
E.
Immediately outside the antenna.
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A.
internal rate of return.
B.
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C.
point of profitability.
D.
payback point of equivalency.
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A.
The customer incurs the total financial responsibility for each additional dollar spent.
B.
The contractor incurs the total financial responsiblity for each dollar spent.
C.
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A.
The customer incurs the total financial responsibility for each additional dollar spent.
B.
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