Set 3 Practice Mode

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Q11053
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Which type of ranging is adopted while end stations are intervisible?
Q11054
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Which type of ranging is adopted, while end stations are not intervisible?
Q11055
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What is an offset measured other than at right angles to the chain line?
Q11056
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What is an example for obstacles to ranging?
Q11057
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What is an example for obstacles to chaining?