4．根颈：经济树木地上部和地下部相接处的部分称为根颈（root collar）。 5．根际：指与根系紧密结合的土壤或岩屑质粒的实际表面，与生长根紧密相接，其内含有根 系溢泌物、土壤微生物和脱落的根细胞，...
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root-collar burn 根茎灼伤林木
pine root-collar bark weevil 松根颈树皮象
·2,447,543篇论文数据，部分数据来源于NoteExpress
The organization thinks the root of the problem lies in a surplus of white-collar talent and a reluctance among small companies to hire in-house lawyers and other professionals.
WSJ: Danish Job-Seekers Sit in Storefront Window to Find Work, Draw Employers' Attention
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