Firs, spruces and pines are conifers.冷杉 、 云杉和松树都是针叶树.Sarvas discusses the nature of the " lethal load " in conifers.萨维斯 讨论了针叶树的致死的基因性质.The xylem of ferns and conifers contains only tracheids.蕨类植物和针叶树的木质部仅含有管胞....
Several other conifers produce small male catkins.其它几种针叶树产生小雄花序.Firs,spruces and pines are conifers.冷杉、云杉和松树都是针叶树。Sarvas discusses the nature of the " lethal load " in conifers.萨维斯 讨论了针叶树的致死的基因性质.The xylem of ferns and c...
Universities are facing grave problems because of diminishing resources.由于资源的减少，大学正面临严峻的问题。Two men were standing by the freshly dug grave.两名男子站在新挖的坟墓边。He did die a pauper and is buried in an unmarked grave.他死的时候一文不名，葬在一处...
The amount required to redeem the mortgage was £358,587.需要偿还的抵押贷款总计358,587英镑。The excellent acting wasn't enough to redeem a weak plot.精彩的表演不足以掩盖情节的拙劣。He had no way to redeem his furniture out of pawn.他无法赎回典当的家具....
Materiel Management ( MM ) plays an important role in enterprise production.物料管理在企业生产中占据着重要的地位.When the working parts of agricultural machinery works, it always follows the flow of agricultural materiel.农业机械工作时, 往往伴随着散粒农...
The metastatic melanoma is seen here to be infiltrating into the myocardium.图示转移性黑色素瘤浸润到心肌.Conclusion: Prognosis of the patients with nasosinal malignant melanoma is poor.治疗的方法以手术治?或合并放射治疗为主.Objective : To study the inhi...