1. A grid molded into each air plenum provides structural support to the plenums.

2. Under Đỗ Mười, at least three Central Committee plenums were held each year.

3. Building mechanical systems, namely, lined ridge vents, acoustically lined weather hoods, acoustically lined plenums, acoustically lined louvers, acoustical enclosures and buildings

4. In 1919–1952, the Orgburo was also elected in the same manner as the Politburo and the Secretariat by the plenums of the Central Committee.

5. Our products include elastomeric tooling, seals, gaskets, Ablatives, EMI/RFI/thermal shielding products, encapsulated o-rings, composite APU plenums and ducts and numerous other …

6. A plurality of the modules (10) may be juxtaposed in a modular assembly wherein the central plenums (14) of adjacent modules are aligned and in register, and combine to form an extended central plenum.