??? ??????? 150 ???/??? ??? ????? ???? ???? ???
300 ???/??? ??? ????? ???? ???? ??????
??? ??????? 150-200 ???/??? ??? ????? ???? ??????
???? 50-80 ???/??? ??? ????? ???? ??????
????????? 400 ???/??? ??? ????? ???? ???????
?????? 150 ???/??? ??? ????? ???? ??????
????? 250 ???/??? ??? ????? ???? ???? ???
?????? 60-80 ???/??? ??? ????? ???? ??????
???? ????? ???? basalt
??? ?????
?'?? ???????