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科学时代收录了3405121条科普词条,基本涵盖了常见科普常识及英语词汇的翻译,是科学学习和研究的有利工具。

grade-point average grade point average {=GPA} grade post grade-progress table grader
grade resistance grade sand grade scale grade school grade section
grade separated crossing grade-separation grade seperation grade slab grades of highway
grade spread grade stake Grade standard grade standard grade strip
grade threshold grade-tonnage plot grade trimming machine Gradets grade width
GRADEX gradex method gradient Gradient Gradient, acceleration
gradient algorithm gradient allow gradient analysis Gradient, atmospheric pressure gradient background
gradient beveling gradient block copolymer gradient category gradient centrifugation gradient charge
gradient coil gradient correction gradient coupling Gradient, critical gradient current
gradient descent gradient descent process gradient differential gradient direction gradient distribution
gradient doped region gradient drift gradient drift current gradient drift instability gradient drift velocity
gradient-echo imaging sequence gradient elution gradient elution analysis gradient elution profile Gradient, energy
gradienter gradient error gradient factor gradient fill gradient flow
gradient freezing gradient geothermal gradient geothermal tepmerature gradient goethermal depth gradient gust
gradient hardness Gradient, humidity Gradient, hydraulic Gradient, ideal energy gradient index device
gradient index fiber Gradient index fiber gradient index fiber device and technique gradient-index{=GRIN} Gradient index optic
gradient index profile gradient index sector gradient interest factor gradient interferometer gradientless contactor
gradientless reactor gradient lines gradient magnetic field gradient magnetic field coil gradient mapping
gradient matrix gradient matrix operation gradient meter gradient method Gradient method
Gradient methods gradient microphone gradient mold gradient monitoring system gradient of approach
gradient of avoidance gradient of determinant gradient of disparity gradient of electrochemical potential gradient of equal traction
gradient of gravity gradient of neutrons gradient of position line gradient of potential gradient of reward
gradient of slope gradient of temperature gradient operation gradient operator gradient options
gradient orientation Gradient, piezometric gradient plate method Gradient Post gradient post
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