The –48V ground cable is in yellow/green. The PGND cable is black. These two cables ca

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• Cable tension for catenary calculations is taken at the（）.

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• The last shot of an anchor cable is usually painted（）.

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• Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）

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  A . locates B . lies C . extends D . rest

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• Thirty-five percent of the breaking strength of an anchor cable is generally accepted as the（）.

  A . safe operating load B . normal operating tension C . emergency working load D . allowable storm load

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• Which one is the ‘clear grounds’ for a more detailed inspection?（）

  A . paint peeling off the uptake B . no operation procedures for the oil separators C . one of ship’s certificates required is invalid D . damaged sanitary pum

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• If the radio signal ground wave extends out for less distance than the minimum skywave distance，there is an area in which no signal is received．This is called the（）.

  A . Skip zone B . Blackout zone C . Diffraction zone D . Shadow zone

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• The ground state electron configuration of Fe is __________.

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• The ground is _____ with the ______ leaves.

  A．covering; falling B．covered; fallen C．covered; falling D．covering; fallen

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