词汇	even thread
释义	even thread 偶螺纹
随便看	contribution profit contribution proportion contribution quota contribution quotient contributionrate contribution rate contribution rate of fertilizer contribution rate of field fertility contribution rate of labor contribution rate of technical progress contribution rate of technological advancement contribution rate of technological progress contribution rate risk contribution rate to variance contribution ratio contribution ratio due to ergression contribution ratio in capabilities contribution ration contribution receipts contribution receivable Contribution Record Reporting System contribution rejection contribution resources contribution rote contributions