Existance of the chloromethylate and the quaternary were confirmed by in- fared spectroscopic analysis and element analysis.
利用红外光谱及元素分析对其结构进行了证实。
Reset RPG Character:Notice! If you do this, all our records of your existance shall be destroyed. You will have to start with a clean sheet.
重置角色扮演：提示！如果你选择重置，你的人物所有的信息都将会被刷新。你将会重新开始游戏。
This Paper Introduces a New Generalized Contractive Mapping in 2-distance Spaces and Discusses the Existance and Uniqueness of Its Fixed Piont.
本文在2 -距离空间中引进了一类新的广义压缩映射，研究了这类映射的不动点的存在性和唯一性问题。
The writer intended to explain the basical questions of existance, and he discussed it from the perspective of the truth and the nature of existance.
以关于存在的基本问题为目标，从存在的真理性和本质这一角度加以讨论。
The existance of various morphology of the latex is because of the synergistic effect of thermodynamic factor with kinetic factor, during the inversion of …
其胶乳不同的形貌是转相过程中热力学因素和动力学因素协同作用的结果。
The results show that the influences of ENSO on the afterward monsoon activities in East Asia are in existance owing to atmospheric low frequency oscillation excited by SSTA.
结果表明，由于SSTA在大气中强迫激发出了大气低频振荡，使得ENSO对其后的东亚季风活动仍有明显影响。
However, the clinical application of the third-generation adenovirus vectors is hampered by the existance of helper contamination and difficulties in their large-scale production.
摘要腺病毒载体具有高效转染和低细胞毒性的特点，已成为基因治疗研究中应用最广泛的载体之一。
However, the clinical application of the third-generation adenovirus vectors is hampered by the existance of helper contamination and difficulties in their large-scale production.
摘要腺病毒载体具有高效转染和低细胞毒性的特点，已成为基因治疗研究中应用最广泛的载体之一。
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