在用c语言对USB9215编程，运行系统自带的实例时，出现下面的错误，请问是什么原因？
acquireNScans.obj : error LNK2001: unresolved external symbol _DAQmxBaseClearTask
acquireNScans.obj : error LNK2001: unresolved external symbol _DAQmxBaseStopTask
acquireNScans.obj : error LNK2001: unresolved external symbol _DAQmxBaseGetExtendedErrorInfo
acquireNScans.obj : error LNK2001: unresolved external symbol _DAQmxBaseReadAnalogF64
acquireNScans.obj : error LNK2001: unresolved external symbol _DAQmxBaseStartTask
acquireNScans.obj : error LNK2001: unresolved external symbol _DAQmxBaseCfgSampClkTiming
acquireNScans.obj : error LNK2001: unresolved external symbol _DAQmxBaseCreateAIVoltageChan
acquireNScans.obj : error LNK2001: unresolved external symbol _DAQmxBaseCreateTask
Debug/acquireNScans.exe : fatal error LNK1120: 8 unresolved externals
Error executing link.exe.
acquireNScans.exe - 9 error(s), 0 warning(s)
谢谢！！ |
