常見(jiàn)例句雙語(yǔ)例句The optimal conditions for protoplast isolation and regeneration of 4 auxotrophic mutant strains of Trichoderma were studied.研究了4種營(yíng)養(yǎng)缺陷型産纖維素酶菌的原生質(zhì)躰形成和再生條件。 返回 auxotrophic mutant