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annual ring
释义
annual ring
Encyclopedia
理学
〔植物形态与结构〕
释
annual ring
年轮
温带及其以北地区生长的树木通常在每年的一个生长期中,由维管形成层产生一圈次生木质部,在木材横切面上呈现明显的同心轮状结构。
Biology
annual ring
年轮
随便看
double-free set
double galaxy
double gamma-function
double gate
double-gate FET
double gate field-effect transistor
Double Gauss Lens
double-Gauss lens
double Gauss objective
double gimbal control moment gyro
double-glazed PV module
double-graded
double graph
double group
double helix
double helix model
double helix structure
double heterostructure
double hole scheme
double hook type netting machine
double-hours
double-humped
double-humped barrier
double-humped profile
Double Hundreds Policy
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