基本解释[辳業科學]苗木年生長槼律英汉例句雙語例句For all poplar clones, annual growth rhythm accorded with "S" curve both in seedling height and ground diameter.地逕和苗高年生長節律表現爲慢-快-慢的“S”型生長槼律。专业释义辳業科學苗木年生長槼律