词汇	pilot reaming bit
释义	pilot reaming bit un.中心导向式扩孔钻头
随便看	temperature premortal fall temperature preserving meter temperature/pressure temperature-pressure compensating computer temperature pressure conpensating computer temperature-pressure-controlled tank temperature-pressure coupling temperature-pressure cross sensitivity temperaturepressure curve temperature pressure curve temperature-pressure curve temperature-pressure field temperature pressure field analysis temperature-pressure proof box temperature-pressure tank temperature-pressure test chamber temperature pretreatment temperature probe temperature problem temperature process temperature profile temperature profiler temperature profile recorder temperature profiles temperature prognun