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prestressed anchor
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prestressed anchor
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工学
预应力混凝土结构体系
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prestressed anchor
预应力锚具
在制作预应力构件时用来锚固预应力筋的工具。其主要依靠摩擦阻力、握裹和承压对预应力筋进行锚固,并永久地留在构件上(见图)。
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black belt
blackberry
blackberry lily
blackberry lily rhizome
Blackbirding
blackboard bold
Blackboards
black body
blackbody
blackbody calibration
blackbody detectivity
blackbody photocell
Blackbody radiation
black body radiation
black-body radiation
blackbody radiation
black body radiation constant
blackbody radiation law
blackbody radiation responsivity calibration
blackbody radiation source
black body radiation transmission system
black body responsivity
blackbody responsivity
blackbody temperature
Black-boxIndoor Studio Theater
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