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农学
根际环境
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main root; axial root
主根
由胚根的顶端分生组织发育形成的根。
理学
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main root
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种子萌发时,胚根细胞分裂和伸长所形成的垂直向下生长的根。因是植物体上最早出现的根,又称初生根或直根。
Mathematics
principal root
主根,算术根
Biology
axial root; main root; taproot
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hydrogen rich gas
hydrogen separation and purification
hydrogen separation system
hydrogen spectrum
hydrogen star
hydrogen storage
hydrogen storage alloy
hydrogen storage by highpressure
hydrogen storage by physical adsorption
hydrogen storage capacity
hydrogen storage-complex hydrides
hydrogen storage electrode material
hydrogen storage-liquid hydrigen
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hydrogen-storage material
hydrogen storage materials
hydrogen storage mineral material
hydrogen storage-organic liquid hydrides
hydrogen storage tank
hydrogen storage technology
hydrogen storage titanium alloy
hydrogen storage—compressed gas
hydrogen storage—metal hydrides
Hydrogen sulfide
hydrogen sulfide
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