mars 4dShell has acquired two OBS (Ocean Bottom Seismometer) survey in the Mars basin: one in 2007 and the other in 2010. The purpose of these surveys was both illuminations of deep sub‐saltSelamat datang di situs MARS 4D yang merupakan situs game terbaik masa kini, Agen Slot Deposit E-MONEY. LOGIN MARS4D Report abuse. Cookies. What would you like to report to