常見例句雙語例句This paper analyzed the property of rice seedling that was cultivated with a new technique of rock-wool seedling combining with proportional nutrients.本文探討了以巖棉爲(wèi)基質(zhì),以育苗專用肥爲(wèi)?zhàn)B分給源的水稻育苗技術(shù)所培育的秧苗在生長、形態(tài)及生理素質(zhì)方麪的特點。In the present paper, the effects of EPR, blowing agent, plasticizer and rock-wool content on the sound absorption coefficient of the foamed materials were also studied and analysed…還對乙丙橡膠用量、增塑劑用量、發(fā)泡劑用量和巖棉用量對材料吸聲性能的影響做了研究。In the present paper, the effects of EPR, blowing agent, plasticizer and rock-wool content on the sound absorption coefficient of the foamed materials were also studied and analysed. Optimum base…還對乙丙橡膠用量、增塑劑用量、發(fā)泡劑用量和巖棉用量對材料吸聲性能的影響做了研究。權(quán)威例句So even a dyed-in-the-wool Zynga bear might be forced to consider that the stock may have finally hit rock bottom.FORBES: Zynga Spikes; Suddenly, Investors See A Raging Bargain 返回 rock-wool