软弱 发表于 2025-3-28 17:54:35

Artificial Intelligence with Pythonod of time, e.g., a certain isotopic composition (Chap. 6), are required. In biostratigraphic studies, key fossils that permit global correlations are of importance for correlating geological sequences whose biofacies and lithofacies differ completely from place to place.

植物学 发表于 2025-3-28 20:31:51

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小官 发表于 2025-3-28 23:46:46

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gout109 发表于 2025-3-29 05:47:19

Florian Modler,Martin Krehedominantly the duration of the action potentials..Increase of extracellular calcium concentration reduces the duration of the ventricular action potential by shortening phase 2. ECG changes secondary to hypercalcemia—shortened QT interval, prolonged QRS duration, bradycardia, all degrees of AV bloc

慷慨援助 发表于 2025-3-29 08:31:57

Pursuing Sustainable Tourism Development Through Wildlife Tourism: Local Residents’ Perceptionst programmes implemented in and around these protected areas are geared towards promoting conservation and social and economic growth within the communities. Results indicate that most of the development initiatives are funded by the protected area management agency, African Parks development partne

HAUNT 发表于 2025-3-29 12:33:03

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倔强不能 发表于 2025-3-29 18:23:26

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过于光泽 发表于 2025-3-29 20:27:40

Problems and Methods of Trace Gas Measurements in the Troposphereic air is led through an observation chamber and traces of the gas under investigation are detected by a physical effect which is proportional to the concentration; and Discontinuously working trapping methods, including a sampling procedure which traps and enriches the desired trace gas with a chem
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查看完整版本: Titlebook: Absolute Age Determination; Physical and Chemica Mebus A. Geyh,Helmut Schleicher Book 1990 Springer-Verlag Berlin Heidelberg 1990 Geochrono