采用的Fragstats313景观计算软件,可以相应计算景观3个级别上(斑块、类型、景观)的大约4O多个指标。例如以研究景观结构为主,所选指数主要是为反映景观最基本结构信息,具体选用了斑块个数(NP)、景观类型面积(CA)、景观类型百分比(%LAND)、拼块平均大小(MPS)、最大斑块面积百分比( largest patch index,LPI)、景观类型斑块破碎度指数(perimeter area fractal dimension )、景观优势度指数( landscape dominanc
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非常优秀的PCB设计辅助工具 程序包括： [B]PCB Via Current Calculator per IPC-2152[/B] Calculates the current a via needs to raise its temperature over ambient per IPC-2152. Other via properties include: Via capacitance Via inductance Via impedance Via step response V
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Land Grant Institution: Est. 1878 Ranked 57th in Research Expenditures 4200 acres Doctoral degree granting Univ. Enrollment: 19,600 75 countries & All 50 US states 850 international students Location: Starkville, MS Neighboring cities Jackson-MS, Me
