钻孔须全孔取心

20:39 Aug 9, 2020
This question was closed without grading. Reason: Other

Chinese to English translations [PRO]
Bus/Financial - Mining & Minerals / Gems / Cloud Copper and cobalt mine due diligence projectcommunication
Chinese term or phrase: 钻孔须全孔取心
I can't figure this one out. I'm not familiar with ore mining.

Here is the sentence it's in: 岩矿心采取率:钻孔须全孔取心,岩心平均采取率应≥75%,矿心和近矿围岩平均采取率应≥80 %,矿心单回次采取率不小于80%。

Your help is appreciated.
Suzanne Reynolds
United Kingdom
Local time: 15:24


Summary of answers provided
5The same piece of core should be measured by along the fully circular barrel section
Anastasia Andriani
3drilling must be full-hole coring
Vladyslav Golovaty


  

Answers


33 mins   confidence: Answerer confidence 3/5Answerer confidence 3/5
drilling must be full-hole coring


Explanation:
http://www.drillersworld.com.au/UploadedFiles/Other/3541994B...

Vladyslav Golovaty
Ukraine
Local time: 17:24
Native speaker of: Native in EnglishEnglish, Native in RussianRussian
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9 hrs   confidence: Answerer confidence 5/5
The same piece of core should be measured by along the fully circular barrel section


Explanation:
Translation of the sentence :
Rock Quality Designation (RQD) : the same piece of core should be measured by along the fully circular barrel section, Rock Quality Designation measure rate should be more than 75%, Core breaks and an interval of a borehole measure rate should be more than 80%, the core recovery measure rate not less than 80%.

Example sentence(s):
  • PHDonline Course C250 "Drilling and Sampling of Soil and Rock"

    Reference: http://pdhonline.com/course/c250/FHWA_Drilling_Sampling_Soil...
Anastasia Andriani
Indonesia
Local time: 22:24
Native speaker of: Native in IndonesianIndonesian
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