2022年4月8日 · The nearside’s most extensive maria and highest Th concentrations encompass the SPA basin antipode and extend toward the southwest, marking the Procellarum KREEP …

2024年2月27日 · Here we present and describe the detailed thorium distribution in PKT, SPAT, and FHT and provide some information for the origin of asymmetries on the lunar surface. …

2023年6月6日 · Dating from the lunar magma ocean solidification period, the Procellarum KREEP Terrane (PKT) occupies 16% of the surface but has a much higher thorium abundance …

2021年10月3日 · Lunar Procellarum KREEP Terrane (PKT): Origin by Sequential Impact Processes Lunar evolution models predict that fractional crystallization of a lunar magma …

In this analysis, we use impact craters and basins su-perposed on the ancient lunar crust to document the 3-D (lateral and vertical) extent of Th in PKT and SPA in order to establish the …

PKT design, manufacture and build packing machines or complete packing lines. Packing baler VDB44 is designed to pack products as peat but with different dimensions and volumes. Read …

2009年8月24日 · Abstract: According to the composition distributon on the lunar surface, lunar crust can be divided into three main chemical terranes: 1) Procellarum KREEP Terrane (PKT); …

PKT and SPAT: There exists a higher Th abundance in PKT than its surrounding areas, which has been inter-preted as KREEP materials being mainly concentrated in the subsurface of the …

PKT progetta produce e costruisce macchine o linee complete per l’imballaggio. La nostra filosofia aziendale è sempre stata improntata all’innovazione e alla ricerca di prodotti innovativi è semplici

2024年4月14日 · 本研究通过对月表th异常分布研究发现，这些异常区域几乎都与撞击构造的分布密切相关，因此基于这些th异常的撞击挖掘深度，我们得出了pkt和spa的深部层序结构特征， …