Invert level

In civil engineering, the invert level is the base interior level of a pipe, trench or tunnel; it can be considered the "floor" level. Conversely, the crown level is the highest interior level, and can be considered the "ceiling" level.

Laying the pipe-on bedding materials-Invert levels-backfilling trench and compaction

单词	Invert level
释义	Invert level 英语百科 Invert level In civil engineering, the invert level is the base interior level of a pipe, trench or tunnel; it can be considered the "floor" level. Conversely, the crown level is the highest interior level, and can be considered the "ceiling" level. Laying the pipe-on bedding materials-Invert levels-backfilling trench and compaction
随便看	alliterators的意思 allite red的意思 alliterized的意思 alliterizes的意思 alliterizing的意思 allithiamin的意思 Allithiamine的意思 allithiamines的意思 Allithwaite的意思 allitic的意思 allitic soil的意思 allitic weathering的意思 allitization的意思 allitol的意思 Allitricin的意思 Allitrid的意思 Allitride的意思 Allitride And Glucose Injection的意思 allitridi的意思 Allitridium Injection的意思 allitridum的意思 allitt的意思 allituric的意思 allium的意思 Allium aciphyllum的意思