词汇	beryllia crucible
释义	beryllia crucible 氧化铍坩埚
随便看	social-economic development status social-economic development variation social economic dynamics social-economic dynamics Social-economic efficiency social economic factors social-economic factors social-economic field social economic formation social-economic formation social economic function social-economic group social economic growth social economic history social/economic ills social-economic impact social-economic index social economic indicator social-economic indicator social economic influence evaluation Social Economic Investigation social economic man social economic model socialeconomicnatural complex ecosystem social economic net