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科学参考收录了103327条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。

relational data structure relationally complete relational operator relational spreadsheet relational system
relative relative address relative age relative atomic mass relative attenuation
relative azimuth relative bandwidth relative bearing relative biological effectiveness relative byte address
relative chronology relative coding relative compaction relative contour relative coordinates
relative coordinate system relative current relative damping ratio relative dating relative deflection
relative density relative-density bottle relative dielectric constant relative direction relative distance
relative divergence relative efficiency relative error relative erythrocytosis relative force
relative frequency relative frequency distribution relative frequency table relative fugacity relative gain
Protista protium Protoariciinae protobitumen Protobranchia
Protoceratidae Protochordata protoclastic Protococcaceae Protococcida
protocol protocol-level timer Protocucujidae protoderm protodolomite
Protodonata Protodrilidae protoenstatite Protoeumalacostraca protogalaxy
protogenic protogyny protointraclast protolith Protomastigida
protomer Protomonadina Protomonida protomylonite Protomyzostomidae
proton proton accelerator proton acid protonate proton capture
proton drip-line proton-electron-proton reaction protonema protonephridium protonic acid
proton-induced x-ray emission protonium proton magnetometer proton microscope proton moment
proton number proton-proton chain proton-proton reaction proton-proton scattering proton-recoil counter
proton resonance proton-rich nucleus proton scattering microscope proton stability constant proton storage ring
proton synchrotron proton vector magnetometer protophilic protophloem Protophyta
protoplasm protoplast protoplast fusion protopodite Protopteridales
protoquartzite protore Protosireninae Protospondyli protostar
protostele Protostomia protostratigraphy Protosuchia Prototheria
prototroch prototrophic prototropy Prototrupoidea prototype
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