08:30 Sep 11, 2005 |
Russian to German translations [PRO] Tech/Engineering - Geology | |||||||
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| Selected response from: Sergey Strakhov Local time: 08:27 | ||||||
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4 | ðàçíèöà â ïðîèñõîæäåíèè: ãàëüêà îêàòàííûå îáëîìêè, ãðàâèé - â ðåçóëüòàòå âûâåòðèâàíèÿ |
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âåñü òåðìè ðàçíèöà â ïðîèñõîæäåíèè: ãàëüêà îêàòàííûå îáëîìêè, ãðàâèé - â ðåçóëüòàòå âûâåòðèâàíèÿ Explanation: Ãàëüêà - îêàòàííûå â ðàçíîé ñòåïåíè îáëîìêè ãîðíûõ ïîðîä äèàìåòðîì îò 1 äî 10 ñì. Îêàòûâàíèå îñòðîóãîëüíûõ îáëîìêîâ ïðîèñõîäèò ïîä äåéñòâèåì òåêó÷åé âîäû ðåê èëè îç¸ðíûõ è ìîðñêèõ ïðèáðåæíûõ âîëí. Ìîðñêàÿ ãàëüêà îáû÷íî èìååò áîëåå ïëîñêóþ ôîðìó, ÷åì ðå÷íàÿ. Ïî âåëè÷èíå ãàëüêè ðàçäåëÿþòñÿ íà ìåëêèå (1-2,5 ñì), ñðåäíèå (2,5-5 ñì) è êðóïíûå (5-10 ñì). Ãàëüêà óïîòðåáëÿåòñÿ ãëàâíûì îáðàçîì â äîðîæíîì ñòðîèòåëüñòâå. ãðàâèé 5-40 ìì Ãðàâèé – ðûõëûé ìàòåðèàë, îáðàçîâàâøèéñÿ â ðåçóëüòàòå åñòåñòâåííîãî ðàçðóøåíèÿ (âûâåòðèâàíèÿ) òâåðäûõ ãîðíûõ ïîðîä. Ñîñòîèò èç çåðåí îêðóãëîé ôîðìû. Ãðàâèé ìîæåò áûòü ãîðíûì (îâðàæíûì), ðå÷íûì è ìîðñêèì. Ãîðíûé ãðàâèé èìååò øåðîõîâàòóþ ïîâåðõíîñòü è ñîäåðæèò îáû÷íî ïðèìåñè ïåñêà, ãëèíû è îðãàíè÷åñêèõ âåùåñòâ. Ðå÷íîé è ìîðñêîé ãðàâèé ÷èùå ãîðíîãî, íî åãî çåðíà èìåþò ãëàäêóþ ïîâåðõíîñòü, ÷òî óõóäøàåò ñöåïëåíèå ñ öåìåíòíî-ïåñ÷àíûì ðàñòâîðîì â áåòîíå. -------------------------------------------------- Note added at 21 mins (2005-09-11 08:51:51 GMT) -------------------------------------------------- ïîâåðõíîñòü ãàëüêè - ãëàäêàÿ,Þ ãðàâèÿ - íåñêîëüêî øåðîõîâàòàÿ. Ýòî ïðîñòî ùåáåíü (Kies) ìåëêèõ ôðàêöèé |
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