该量表是由一个精神病专家小组和世界卫生组织联合开发出来的，用于临床诊断adhd。
It was developed by a team of psychiatrists in conjunction with the World Health Organization, and it is used by many clinicians to diagnose A.D.H.D..
为了描述材料的各向异性，引入了一个由应力张量和组构张量的联合不变量表达的各向异性参数。
To characterize relative orientation between the loading direction and material fabric, an anisotropic variable expressed by the joint invariants of the stress tensor and fabric tensor is introduced.
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