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鸣笛标
释义
鸣笛标
Encyclopedia
工学
水运交通指示
释
whistle board
鸣笛标
设在通航控制河段或上、下行船舶不能相互通视的急转弯的上下游两端河岸上,指示船舶鸣笛的水上助航标志。
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protostyle
proto-subnebula
protosuchia
protosun
Proto-Tethys Ocean
prototroph
prototropic rearrangement
prototropic rearrangement; prototropy
prototropic work
prototropy
prototype
prototype clustering
prototype development
prototype meter
prototype model
prototype of kilogram
prototype optical surveillance system
prototype pattern
prototype production for evaluation
prototype theory
Prototype Theory of Concept
prototypical definition
prototyping method
Proto-urban Site of Sarazm
protoxylem
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