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  3. Engineering: Industrial

Прочность пород

English translation: rock strength

13:19 May 31, 2011
Russian to English translations [PRO]
Tech/Engineering - Engineering: Industrial / Mикротунельная машина
Russian term or phrase: Прочность пород
Прошу дать предложение на режущий инструмент для микротунельной машины.
Диаметр планшайбы 2500 мм.
Грунт: Очень прочный известняк. Прочность пород 220 Мра (Мегопаскаль)

Спасибо!
Natalya Boyce
United Kingdom
Local time: 12:42
English translation:rock strength
Explanation:
-
Selected response from:

Roman Bardachev
Canada
Local time: 05:42
Grading comment
Спасибо, Роман!
4 KudoZ points were awarded for this answer



Summary of answers provided
4 +2rock strength
Roman Bardachev
4 +2rock strength
Katerina O.
4rock hardness
erika rubinstein


  

Answers


21 mins   confidence: Answerer confidence 4/5Answerer confidence 4/5
rock hardness


Explanation:
Твёрдость
dic.academic.ru/dic.nsf/enc_geolog/.../Твёрдость
горных пород (a. rock hardness; н. Gesteinsfestigkeit; ф. durete des roches ...

erika rubinstein
Local time: 13:42
Specializes in field
Native speaker of: Native in RussianRussian, Native in GermanGerman
PRO pts in category: 4
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46 mins   confidence: Answerer confidence 4/5Answerer confidence 4/5 peer agreement (net): +2
rock strength


Explanation:
-

Roman Bardachev
Canada
Local time: 05:42
Specializes in field
Native speaker of: Russian
PRO pts in category: 24
Grading comment
Спасибо, Роман!

Peer comments on this answer (and responses from the answerer)
agree  Denis Shepelev
23 hrs
agree  svetlana cosquéric
1 day 3 hrs
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1 hr   confidence: Answerer confidence 4/5Answerer confidence 4/5 peer agreement (net): +2
rock strength


Explanation:
http://trenchless-australasia.com/news/microtunnelling_in_ro...
Microtunnelling in rock and soft ground strata-Asia Pacific experiences
Excavation rate in basaltic rock
...The toughness of the rock made the excavation more difficult and slow. In one sewer stretch the rock strength reached as high as 340 Mpa...

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Note added at 1 hr (2011-05-31 14:27:24 GMT)
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http://en.wikipedia.org/wiki/Strength_of_materials

Katerina O.
Russian Federation
Native speaker of: Russian

Peer comments on this answer (and responses from the answerer)
agree  Ravindra Godbole
1 hr
  -> Спасибо.
agree  cyhul
11 hrs
  -> Спасибо.
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