referat.am kursayinner referatner diplomayinner tezer պատվիրել աշխատանքներ description_1 description_2 title_arm Շրջակա միջավայրի մարդածին աղտոտումըաղտոտման աղբյուրները, տեսակները title_eng convertot_1 SHrjaka mijavayri mardacin axtotum@axtotman axbyurner@, tesakner@ convertot_2 SHrjaka mijavayri mardacin axtotum@axtotman axbyurner@, tesakner@ convertot_3 SHrjaka mijavayri mardacin axtotum@axtotman axbyurner@, tesakner@ convertot_4 Zrjaka mijavayri mardacin axtotum@axtotman axbyurner@, tesakner@ convertot_5 SHrjaka mijavayri mardacin axtotum@axtotman axbyurner@, tesakner@ convertot_6 SHrjaka mijavayri mardacin axtotumyaxtotman axbyurnery, tesaknery convertot_7 SHrjaka mijavayri mardacin axtotum@axtotman axbyurner@, tesakner@ convertot_8 SHrjaka mijavayri mardacin aghtotum@aghtotman aghbyurner@, tesakner@ convertot_9 SHrjaka mijavayri mardacin axtotum@axtotman axbyurner@, tesakner@ convertot_10 Srjaka mijavayri mardatsin aghtotumyaghtotman aghbyurnery, tesaknery convertot_11 SHrjaka mijavayri mardacin axtotum@axtotman axbyurner@, tesakner@ convertot_13 SHrjaka mijavajri mardacin axtotum@axtotman axbjurner@, tesakner@ convertot_14 SHrjaka mijavayri mardacin axtwtum@axtwtman axbyurner@, tesakner@ convertot_15 SHrghaka mighavayri mardacin axtotum@axtotman axbyurner@, tesakner@ convertot_16 SHrjaka mijavayri mardacin axtotym@axtotman axbyyrner@, tesakner@ convertot_17 SHrjaka mijavayri mardacin axtotum@axtotman axbyurner@, tesakner@ convertot_18 SHrjaka mijavayri mardacin axtotum@axtotman axbyurner@, tesakner@