Earlywood to latewood gradual transition的意思|示意

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早期木材向晚期木材逐渐过渡


Earlywood to latewood gradual transition的网络常见释义

早材过渡到晚材缓变 ...下略见 Early wood tracheid slightly visible with a hand lens 早材过渡到晚材缓变 Earlywood to latewood gradual transition 早材管胞方形、长方形、多边形 Shape of early wood tracheid ,squary rectangle polygon ..