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铂铱合金营造尺
释义
铂铱合金营造尺
Encyclopedia
工学
中华民国时期度量衡
释
platinum - iridium alloy rule for construction
铂铱合金营造尺
清末定制的营造尺原器。中国计量科学研究院藏。
随便看
nit
nitenpyram
niter
Ni Tian
Ni Tongcai
nitrados
nitralloy
nitramine
nitraria family
Nitraria spp. Desert
nitrate
nitrate ester
nitrate ester plasticized polyether propellant
nitrate measuring instrument
nitrate nitrogen in water
nitrate of potash
nitrate reductase
nitrate respiration
nitrates drugs
nitrating
nitration
nitration of polymer
nitration process
nitrazepam
nitrazepam; mogadon; nitrenpax; nitrados; sonebon
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