prosthesis
发表于 2025-3-28 16:57:21
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认为
发表于 2025-3-28 19:15:14
Auriferous hydrothermal precipitates on the modern seafloor,d wide amount to nearly 2900 t Au and indicate that modified seawater is capable of transporting and depositing significant amounts of gold. In addition, the discovery of gold-rich sulphides actively forming at hydrothermal vents on the modern seafloor has confirmed the existence of gold-bearing flu
irreparable
发表于 2025-3-29 02:25:33
Neptunian Dikes and Fissure Fills: An Overview andthified rock under strong erosional attack, particularly if large voids are present. These ideas are illustrated by an account of the morphology, distribution, fauna, and sediments of “blue holes” (underwater caves) from the Bahama Banks, which we recognize as modern examples of neptunian dikes.
Mosaic
发表于 2025-3-29 06:04:52
QUERDENKEN: Ist Deutschland eine Kastengesellschaft?s ein unre-fiektierter Umgang mit dem Konzept „Kaste“ sehr problematisch sein kann. Deshalb soll im Folgenden herausgearbeitet werden, ob nicht auch in der deutschen Gesellschaft Facetten gefunden werden können, die dem in der Alltagssprache verwendeten Konzept der Kasten zuzuordnen sind. Doch wenn
大气层
发表于 2025-3-29 07:59:26
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Cantankerous
发表于 2025-3-29 13:03:02
0072-5285 ry, where most of the complexities and subtleties are present in the finite-dimensional case. My purpose in writing this book is to present a systematic treatment of methods that are useful in the study of such problems. This book is intended for use as a text for upper division and gradu ate cours