SumWithCondition

在一维情况下，利用格林函数，模拟层状介质中地震记录(Simulating seismic records in layered media)

说明：  solidworks工程图批量生成DWG和PDF,单目录(solidworks VAB SLDDRW to PDF DWG)

最全的GPS开发资料(the most comprehensive information on the development of GPS)

Mie散射相函数MATLAB源程序，求mie散射系数an、bn及散射角等(MATLAB Functions for Mie Scattering and Absorptio)

四分之一车辆模型，可以应用改模型进行车辆模拟仿真(Four vehicle models can be used for vehicle simulation.)

Example source code to update database at runtime, in delphi source

三相桥式全控PWM整流电路，采用电压外环、电流内环的双闭环控制(Three phase bridge type fully controlled PWM rectifier circuit adopts double closed loop control of voltage outer loop and current inner loop.)

计算飞机起飞着陆时候的起落架中液压油的阻尼力(calculate the damping force of the landing gears)

说明：  TimeSat是一款不错的时间序列滤波软件，很专业，在提取植被物候参数方面有着很好的应用(TIMESAT is a good time series filtering software, which is very professional and has a good application in extracting vegetation phenological parameters)

北京航空航天大学发动机结构强度与振动大作业之一(One of the major operations of the strength and vibration of the aero engine at Beihang University)