Leveling

(p. pr. & vb. n.) of Level

(n.) The act or operation of making level.

(n.) The art or operation of using a leveling instrument for finding a horizontal line, for ascertaining the differences of level between different points of the earth's surface included in a survey, for establishing grades, etc., as in finding the descent of a river, or locating a line of railroad.

亚伯拉罕手打

• The height of the leveling strips, plus the height of the bed, lift its surface about six inches from the foundation floor. 佚名. 神奇的知识之书.
• The rough stock-strips for the alley bed, leveling strips, return chute, post and kick-backs are sawed out of certain of the logs. 佚名. 神奇的知识之书.
• On the leveling strips at the extreme side of where the bed is to lie, a 3 x 1-inch maple strip is laid, widest side downward, with its finished one-inch edge nearest to the gutter. 佚名. 神奇的知识之书.
• Quickly she snatched it from its hiding-place, and, leveling it full at the lioness's face, pulled the trigger. 埃德加·赖斯·巴勒斯. 人猿泰山.
• In beginning the construction of an alley, the mechanic lays the leveling strips on which the bed is to rest. 佚名. 神奇的知识之书.
• After about half an hour’s rest, the hardest part of the work is begun--that of filling up the hole and leveling the ground. 佚名. 神奇的知识之书.
• Machinists make every effort to eliminate from a machine the waste due to friction, leveling and grinding to the most perfect smoothness and adjustment every part of the machine. 伯莎M.克拉克. 科学通论.
• The eighth book deals with water and with hydraulic engineering , hot springs, mineral waters, leveling instruments, construction of aqueducts, lead and clay piping. 李贝. 西洋科学史.
• When these have been carefully squared to the exact direction the alley is to run, they are fastened to the leveling strips. 佚名. 神奇的知识之书.

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