sSome factors were affected to the slope failures near the mountains area.c Currently, five factors are introduced in the Sri Lanka.In bBetween man -made activities and bad construction, methods are obtained from the main factors of the slope failure.
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פשוט גש לתיבת האימייל שלך, ולחץ על הלינק לאימות, ומייד נתקן עבורך את האיימייל. אם אתה רוצה לתקן עוד אימיילים אז:
או