單項(xiàng)選擇題根據(jù)《城鎮(zhèn)燃?xì)庠O(shè)計(jì)規(guī)范》,城鎮(zhèn)燃?xì)夤艿腊凑赵O(shè)計(jì)壓力分為7級(jí),設(shè)計(jì)壓力為()MPa以下的燃?xì)夤艿罏榈蛪汗艿馈?/strong>

A、0.1MPa
B、0.05MPa
C、0.02MPa
D、0.01MPa


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