单词	双向桁架
释义	双向桁架two-direction truss
随便看	separate registration separate return circuit separates separate school separate section separate self-excitation separate sewerage system separate sex separate solution method separate something into separate subject curriculum separate subprogram definition separate surcharge separate system separate terminal enclosure separate the good from the bad, separate the sheep and the goats separate the sheep from the goats separate thrust collar separate traffic separate unit separate value separate vehicle separate ventilation separate-wall lock chamber