?�

8 ?????�?? ?? ??.?????????? ???????�?�?� VIII ???�?�???�???�???�?�???�?? ???�???�????-?????�???�???�?�?????�?? ???????�?�???�???�???? ?�?�?�?�?�???????�?????? ???�???�????: ???�?�?�???�????, ?�?�?�?????�?????????�??, ???�?????????????�?�???�?�?�?????�?�. ???�?�?�?�?? ???????�?�???�???�???? ???????�?�?? ?? ?�?�???�???� ?? ?�?�???�???�?�?????�?? ???�???????�?�?�?�?? ?�?� ???�???�???�?�???? ?????????�?�?�?? ???????�???????????�?�?? , ?�?�???�???????�???? ???�?�?�?????� ?�??????, ???????�?�???????????? , ?�?�?�??????-?????????�???????????�???�???? ?????? ?�?� ???�???�?�?�?�?�?????? ?�?�?????????? ?????�?????????�?�?? ?? ??.?�.??., ???????�?�???????????? , ?�?�???�???�???�?�?�?�?? ?????�?????�???�?�?�?�?? ?�?�?�?????????????????? ?????�?�???�?????????? ???�?�?�???�???� ?�?�???????????�?? ?�?�???????????? ???�?????�?�?????�?�??. ???�???�?� ?? ???????�?�???�???�???? ???????????�?? ???�?�???�???� : ?�?�???�???�???�?�?�?? ?????�?????�???�?�?�?�?? ?�?�?�?????????????????? ?????�?�???�?????????? ???�?�?�???�???�, ???????�???�???? ?�???????? ????�?????�??-?????�???????????�, ???????�???�???? ?�???? ?�???�?�?�???????????????�, ???????�???�???? ?????? ?�?????�?�????????-?????????�?�, ?????????????????�?�?�?? ?????�???????????????????????? ?�?�???�???� welding.by, ???�?�?????�?? ?????�???�???? ?????�-?????�?�?????�, ?�?�??.???????�???�?????� ?????? ?�???????�???�???� ?????�?????? ?? ?�?�?�???�???�?� ?????????�?�?????� ?? ???????????�. ?�?�?�??????????????-?�?????????????????? ?????????�???????�?�?� ?????�?????�?�?????�?? ???� ???????�?�???�???�???? 5 ?�?�?�?????�??, 4 ???� ?????�?????�?� ???� ???�?�?�?????� ?�???�?????????????�?????� ?? ?�?�?�?????�???????? ?????�?????�???????? ?????????�?????????�???�?�. ?� ?�?????� ???????�?�?????? ?????�?�???�?�?????�?� ???�?�?�?????� ???????�?�???�?? ???�?�?�???�???�?� ???????�?�?�???� ?? ?????�?? ???� ???�?�?�?????? ?? ?????????�??

?�