The diversity of morphological features and the absence of modern analogies lead to a lively debate on the origin of the MT structure. Lots of models have been built to explain the formation of the MT structure, which can be grouped into two categories: the model of seismicinduced liquation and that of biogenetic origin.

由于形態(tài)多樣且缺乏現(xiàn)代的類比物日本激情小说视频，國內(nèi)外地質(zhì)學家曾先后建立多種模式來解釋其成因，這些模式大致可以歸為兩類：地震液化模式和生物成因模式A片毛在线视频欧美。

Furthermore, a biogenesis-based synthesis of CET was developed, which realized the plausible biogenetic transformation by a transannular reductive skeletal rearrangement of cyclic amino enone 45 to key ring skeleton of CET under mild condition directly.

化合物17經(jīng)Wacker氧化免费色三级域名、環(huán)化得到重排前體不飽和酮45，45在溫和的還原條件下重排得到三尖杉堿五環(huán)骨架化合物34xx666.xxxx，從而實現(xiàn)了三尖杉堿的全合成9l视频。第二條路線較前一條步驟更短，合成更方便汇聚欧美精品一区二区，收率更高（從二酯化合物8計合成三尖杉堿的總收率可達10％）亚洲五月综合。

He opposes the medical model of "treating""mental illnesses" and reductionistic depersonalizing theories and methods that over-emphasize bottom-up, biogenetic causation, and neglect top-down, psychological causation.

他反對&治療&&心理疾病&的醫(yī)療模式和還原論的去人格化理論與方法，即過分強調(diào)自下而上黄色视频大全在线，生物因果關系欧美老熟妇A片在线播放，忽略了由上而下的，心理的因果關系人人人澡超碰人人人澡超狠9。

Many gas chimneys were found in the distribution zone of bottom simulating reflector identified from seismic data. The characteristics of gas chimney are biogenetic mud diapirs by analyzing the parameters of interval velocity, fluid potential, mud content and well data.

地震識別出的似海底反射分布區(qū)存在大量的氣煙囪構造又黄又爽又刺激的泡妞视频，通過速度、泥巖含量国产一区日韩欧美黑人、流體勢等屬性參數(shù)及鉆井資料中文字幕强，判斷該煙囪構造為有機成因的泥底辟型煙囪構造。

Modification right of biogenetic resource should be practiced according to the principles of "preservation","good-will" and "preventing ill-doing".

生物遺傳資源的修飾權由人類本著&保存&一本到在线DVD国产日韩欧美、&善意修飾&狼友绿色网站、&預防惡意修飾&的原則掌握。