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预应力钢筒混凝土管
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预应力钢筒混凝土管
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输水管道
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prestressed concrete cylinder pipe
预应力钢筒混凝土管
在带钢筒的混凝土管芯上缠绕环向预应力高强钢丝,并喷涂水泥砂浆保护层而制成的新型复合管道结构。简称PCCP。
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time-bandwidth product
time base
time-base
time-base instability
time base marker
time-base stability
time bill
time-bounded Turing machine
time budget
time censored test
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time coarse check
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time complexity class
time-complexity function
time constant
time constant of guidance system
time constant of turbogenerator
time-constructible function
time continuous Petri net
time contour
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