单词	perpetual shiplock
释义	perpetual shiplock 三峡永久船闸
随便看	oxygen enrichment smelting oxygen-enrichod burning technology Oxygen enters into many compound bodies Oxygen environment oxygen eonsumption Oxygen eonsumption rate oxygen equilibrium oxygen equipment oxygen equivalent oxygenerator Oxygen erode oxygen erosion Oxygen ethane flame Oxygen ethanol flame oxygen-ethyne flame spraying oxygen evaporator Oxygen evolution oxygen evolution activity oxygen evolution anode oxygen evolution from photosynthesis oxygen-evolution over-potential oxygen evolution potential oxygen-evolution potential Oxygen evolution reaction oxygen evolution system