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多齿分度台计量基准
释义
多齿分度台计量基准
Encyclopedia
工学
角度计量技术
释
primary standard of multi-teeth index table
多齿分度台计量基准
用于由平面或曲面组成的角度,即面角度的校准和溯源,复现和保存面角度量值,具有最高准确度,统一全国面角度量值的最高依据的国家计量基准。
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pollution-resisting species of tree
pollution rights trading market
pollutions emitted from fossil-fired power plant
pollution source
pollution source census
pollution source monitoring of fisheries waters
pollution source of water body
Pollution Sources
pollution sources of chemical industry
pollution surface discharge
pollution tax
pollution treatment of non-point air pollution sources
Pollux
Polly
polocyte
polody origin
poloidal field
poloidal magnetic field
poloidal magnetic field, azimuthal magnetic field
poloidal pinch heating
polology
polonaise
polonium
polonium-210
polonium-beryllium neutron source
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