Finally, the tripod leg really should be fastened in a position the place both the bubbles are somewhere around in the center in their operate. Should the contour lines are usually not numerically labeled and adjacent strains contain the exact design and style (While using the similar fat, coloration and https://contoursurveyinbangladesh27261.collectblogs.com/77579929/contour-survey-in-bangladesh-for-dummies