???± ???© ???©???¬ ?©?§?…?„ ?†?±?… ?§?????§?± ?€ ?©???§?? ?‡?§?? ?????…?? ?©?‡ ???€???· ???‚?§?? ?©?±???…?? ?…?????± ?…???¦?€?„
???§???? ???§?„?? ?????…?? ???‡ ?????±?? ?????±:
WWW.CHEMESTAN.COM
?§?±?§???‡ ?????‡ ?§???? ?…?? ???€?§?† ???…?§?…?? ?©???§?? ?‡?§ ?€ ?†?±?… ?§?????§?± ?‡?§?? ???§?„?? ?????…?? ?±?§ ???§???????€?§?‚???§
???…?§?…?? ???†?†?‡ ?±?§ ???© ?????…?? ???§?† ?†???§?? ???§?±??.
?§?†?†?¬?§?†?? ?§?? ???‚?§?? ?©?±???…?? ?†?…?§???†?????? ?±???…?? ?§?±?§???‡ ???©???¬ ???§?„?? ???§?† ?±?§ ???±?§?? ???±?€?‡ ???±???§???? ?©?±???‡ ?§?….

???…?§ ?…?? ???€?§?†???? ???±?§?? ???±???§???? ???†?‡?§ ???‡ ???‚?§?? ?…?†?µ?€?±?? ?…???¦?€?„ ???±?€?? ???±?€?‡ ?…?±?§?¬???‡ ???±?…?§??????.
?§???…???„ ?§?????§?†:
chem.mansoori@gmail.com


???§ ???±???€?? ?…?€???‚???? ???±?§?? ???…?§
???€???§ ???±?®??