[Help-Technical/Petroleum] meaning of a sentense?

["Toan" <toan@usa.net>]

Ca'c ba'c giu'p tui hie^? ca^u na`y, no'i ve^` khoan da^`u khi' o+? mo?
Ba.ch Ho^?
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Ddo^'i vo+'i vi?a sa?n pha^?m la` tra^`m ti'ch, tho^ng thu+o+`ng thi` thi
co^ng gie^'ng khoan ddu+o+.c ke^t thu'c o+? be^n tre^n ta^`ng mo'ng hoa(.c
khoan sa^u trong mo'ng va`i ba me't de^? xa'c ddi.nh dda~ ga(.p dda^'t dda'
o+? mo'ng hay chu+a.
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To^i kho^ng hie^?u cho^~ <vi?a sa?n pha^?m co' nghi~a gi`. gnoa`i ra,
<ta^`ng mo'ng> dda^y co' pjha?i la` subfloor kho^ng? <Ta^`ng mo'ng> so
vo+'i <mo'ng> kha'c nhauu cho^` na`o. Ca'c ba'c giu'p nhe'.

Ca?m o+n nhie^`u.

Toa`n
toan@usa.net