步兵
发表于 2025-3-25 04:52:46
Measuring Distance, may be simple, a sufficient level of accuracy for many measuring jobs can be achieved with practice and careful work. In this chapter, you will become acquainted with the basic methods and techniques of measuring distances. The layout and measurement of angles is covered in Chapter 13.
Agronomy
发表于 2025-3-25 10:31:38
Angles and Areas,dures, three indirect methods that can be used to lay out a perpendicular (90°) angle and one method that can be used to lay out or measure any angle between 0° and 90°. These procedures are useful in planning buildings and fences and in determining the corner angles of irregular-shaped tracts, fields, and/or smaller areas.
干旱
发表于 2025-3-25 15:03:07
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鉴赏家
发表于 2025-3-25 16:54:41
Tractors and Power Units,ystander. It is important, therefore, for the owner/operator to have a basic understanding of the common categories of tractors. This chapter will also explain how stationary engines and tractors are derated, and how tractors are tested.
esoteric
发表于 2025-3-25 20:41:55
Land Description,ach parcel of land is required to collect property taxes. Three primary systems are used in the United States to define land boundaries and locations. These are metes and bounds, block and lot, and the Public Land Survey System (PLSS) commonly called the rectangular systems.
candle
发表于 2025-3-26 02:41:35
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彩色
发表于 2025-3-26 07:25:04
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Nutrient
发表于 2025-3-26 11:14:55
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初次登台
发表于 2025-3-26 12:55:43
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干旱
发表于 2025-3-26 19:43:13
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