Sentence examples for rock hardness from inspiring English sources
The influence of bedrock on landscape including rock hardness, differential erosion, and karst topography is introduced.
In control plots, rock hardness tested with Schmidt hammer exceeded that measured in previously manipulated plots.
Pears are heaven, but the optimum eating period between rock hardness and gritty mushiness lasts for only 47 seconds, which is tricky if you've got a job.
After four months rock hardness was tested on each plot with both Schmidt hammer and Equotip Piccolo devices, as well as on a corresponding number of control plots.
Through unit experiment under cross-cutting condition, this paper studies the influencing regularity of experimental parameters (including the cutter diameter, back rake angle, cross-cutting angle, cutters spacing and rock hardness etc).
Specific energy, resistance to drilling and alteration index are the indices that apply Rate of Penetration (ROP) and operational variables (weight on bit and rotary speed) to quantify the rock hardness.
The first 1 h of the imbibition in the fracture surface is the beginning stage when mesoscopic damages to rock surface hardness occur, which results in gentle hardness decline.
The key difference between Travertine and other natural stones lies in the formation of the rock, the hardness of the stone and the appearance.
In term of lithological susceptibility, the Semilir formation was considered as the medium susceptibility class and the Nglanggran Formation was defined as the moderate susceptibility class due to their types of rock, compactness, hardness, the levels of weathering and the levels of erosion.
Differential weathering of rocks of different hardness: hard limestone, dolomite and sandstone formations stand out as ridges in the landscape ('cuestas' or 'hogbacks'); soft shales and marls were eroded away and left gently sloping valleys.
Man-made forms of masonry change from an easily formed plastic state to rock-like hardness through a chemical change.
