earthquake bracing造句

• It's considered so menacing the Federal Emergency Management Agency stepped up April 5 to help pay for earthquake bracing that the Utah Legislature had refused to fund only weeks before.
• Earthquake bracing used in the building's second through fifth floors consisted of shear walls, but a rarely used slip joint technique used with the concrete walls at the first floor level excluded them from being used with that system.
• Other Questar affiliates were already moving into newly available energy market areas, such as "'Questar Energy Trading "', which had begun to market electricity on the wholesale level, and "'Questar Energy Services "', which had begun selling retail products including earthquake braces and carbon-monoxide monitors, and providing home-security and appliance-maintenance services.