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trenching    
开沟; 槽探; 挖沟

开沟; 槽探; 挖沟

Trench \Trench\, v. t. [imp. & p. p. {Trenched}; p. pr. & vb. n.
{Trenching}.] [OF. trenchier to cut, F. trancher; akin to Pr.
trencar, trenchar, Sp. trinchar, It. trinciare; of uncertain
origin.]
1. To cut; to form or shape by cutting; to make by incision,
hewing, or the like.
[1913 Webster]

The wide wound that the boar had trenched
In his soft flank. --Shak.
[1913 Webster]

This weak impress of love is as a figure
Trenched in ice, which with an hour's heat
Dissolves to water, and doth lose its form. --Shak.
[1913 Webster]

2. (Fort.) To fortify by cutting a ditch, and raising a
rampart or breastwork with the earth thrown out of the
ditch; to intrench. --Pope.
[1913 Webster]

No more shall trenching war channel her fields.
--Shak.
[1913 Webster]

3. To cut furrows or ditches in; as, to trench land for the
purpose of draining it.
[1913 Webster]

4. To dig or cultivate very deeply, usually by digging
parallel contiguous trenches in succession, filling each
from the next; as, to trench a garden for certain crops.
[1913 Webster]


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  • What Is Trenching? Methods, Uses Safety - AOS
    Trenching involves cutting narrow excavations for utilities, drainage, and foundations Here's what the process looks like and which equipment you need
  • Trenching and Excavation - Overview | Occupational Safety and Health . . .
    Describes how soil analysis should be conducted to determine appropriate sloping, benching, and shoring for preventing cave-ins and how employees should be trained on all trenching hazards before beginning work
  • What is Trenching? - Definition from Trenchlesspedia
    Trenching is a construction method that involves digging a narrow trench in the ground for the installation, maintenance, or inspection of pipelines, conduits, or cables
  • Trench - Wikipedia
    In geology, trenches result from erosion by rivers or by geological movement of tectonic plates In civil engineering, trenches are often created to install underground utilities such as gas, water, power and communication lines
  • Trenching and Excavation Safety | Trenching | CDC
    Workers should never work in an unprotected trench A trench can collapse or cave-in at any moment Without a protective system in place, a trench collapse can crush and suffocate workers Working in an unprotected trench is dangerous The walls can collapse suddenly and without warning
  • What is Trenching in Construction?
    Trenching refers to the excavation of a trench, which is a long, narrow ditch-like hole, typically deeper than it is wide This method is used to install or repair underground utilities such as water pipes, sewer lines, electrical cables, and telecommunications infrastructure
  • Trenching and Shoring - OSHA Safety Manuals
    Soil, weather, water, vibration, nearby equipment, and changing work activities can quickly affect stability Proper trenching and shoring requires planning, competent-person inspections, appropriate protective systems, and continuous attention to changing conditions
  • Trenching and Excavation Safety
    OSHA defines an excavation as any man-made cut, cavity, trench, or depression in the Earth's surface formed by earth removal A trench is defined as a narrow excavation (in relation to its length) made below the surface of the ground
  • What Exactly Is Trenching? - boomandbucket. com
    Discover trenching basics, applications, trench shapes, safety tips, and whether renting or buying is best
  • Construction Safety: Trenching and Excavation Safety
    Working in trenches and excavations is among the most hazardous construction operations and trench cave ins or collapse pose a serious threat to workers live





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