词汇	类生物碱类
释义	类生物碱类医Alkaloids
随便看	downhole helical axial gas-liquid pump down-hole high-density resistivity method down hole imaging down-hole impacting means down-hole impacting meanshammer downhole instrument downhole isolation technology downhole logging downhole measurement downhole method Down-hole millisecond blasting down-hole mixing downhole motor down-hole motor downhole motor drill downhole motor drilling downhole motor, mud motor downhole non-return valve downhole oil water separation downhole oil-water separation downhole oil-water separation system downhole on-off actuator downhole operation downhole operation information system downhole packer