词汇	信息素类
释义	信息素类医pheromones
随便看	downhole packer down-hole packer downhole performance Downhole Pipe String downhole pressure downhole pressure gauge Downhole pressure measurement downhole pre-warning system downhole probe downhole pulser down-hole pump downhole pump depth downhole recorder down-hole reducer downhole reinjection systems downhole remedial operation down-hole robot downhole rock drill downholes down-holes downhole sampler Downhole sand separating and collecting device downhole scaling downhole seismic monitoring downhole sensor