结构剖面(structure profile) （1）淹育层（A层）：常受农具干扰，团粒结构易遭破坏。 秋收排水后土体收缩成大块状。
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velocity structure profile 速度结构剖面
double layer polysilicon structure profile 双层多晶硅结构剖面
profile structure 剖面结构
soil profile structure 土壤剖面构型
tooth profile structure 齿形结构
irregular profile structure 异形结构
Company Structure - Company Profile 企业组织
structure of wind profile 风廓线结构
h profile steel structure h型钢结构
·2,447,543篇论文数据，部分数据来源于NoteExpress
He argued these high-profile desertions would shake the hierarchical structure of the groups and weaken the scene from within.
BBC: Plan to combat neo-Nazis 'failing'
It has the benefit of pulling profile data, but more impressive is its structure: by default, the emails in an exchange are collapsed, and you can click on a single message to reveal just the text sent in that email.
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