Anh
heavy fraction
heavy ends
Đức
schwere Fraktion
schwerer Rückstand
Pháp
fraction lourde
fractions lourdes
schwere Fraktion /SCIENCE/
[DE] schwere Fraktion
[EN] heavy fraction
[FR] fraction lourde
schwere Fraktion,schwerer Rückstand /INDUSTRY-CHEM/
[DE] schwere Fraktion; schwerer Rückstand
[EN] heavy ends
[FR] fractions lourdes