The exposed vertical surface left on the sides of an opening after the door frame has been fitted in position is :
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Related Questions:
Segregation of concrete may results:
Which of the following cements is expected to have the highest compressive strength after 3 days?
The maximum strain in concrete at the outer most fibre is :
Workability of concrete mix having very low water cement ratio should be obtained by:
The chemical reaction between cement and water is termed as