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put up with keep up with come up with go through with
becomes slack can not be paid out unless the brake is overhauled or recover wire unless manuallyoperated will be let out because the brake is out of work may be pay out due to no power
thermal efficiency mechanical efficiency brake thermal efficiency volumetric efficiency
higher torque but lower brake horsepower lower torque but higher brake horsepower higher torque and lower brake horsepower lower torque and higher brake horsepower
RXLEV_UL RXQUAL_DL TOA INTERFERENCE BAND
RNC和NodeB之间进行传输信道同步是为了确保下行的数据帧落在NodeB的接收窗口中； 当RNC收到的TOA为负，即RNC发送的数据帧落在NodeB的接收窗口之后，则把RNC的发送时机往后调整，CFN减小； 当RNC收到的TOA大于TOAWS时，即RNC发送的数据帧落在NodeB的接收窗口之前，则把RNC的发送时机往前调整，CFN增大； 当TOA的值落在NodeB的接收窗口之内时，就永远都不会做调整了。
take taking be taking have taken
a1，a2=0 a1=0，a2=0 store0toa1，a2 store0，0toa1，a2
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