¡iAnalysis of roadblocks¡j |
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The choice of roadblocks is very important, so we compared current prices and features of several roadblocks on market, including two kinds, traditional barrier and automatic barrier. |
(charted by Environmembers)
(charted by Environmembers)
(charted by Environmembers)
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After the comparison, we discovered that each choice has its advantages and disadvantages. Traditional roadblock is cheaper but requires labor to move; automatically barricades will reduce manpower costs, but they are much more expensive . |
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