Ажлын байрны агаар дахь хорт бодисыг хэмжихэд тавигдах ерөнхий шаардлага, зөвшөөрөгдөх дээд хэмжээ. MNS 4990: 2015-ын оронд. Occupational safety and health. Occupational hygiene. General requirement of measurement of the chemical agents in workplace and ...
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Soil properties under Haloxylon forest in the Gobi desert In the Gobi desert area of Mongolia under Haloxylon (Saxaul) tree forest area distributed sand covered, less stony, silt loamy, salty soils.