7.6 WC 冲洗阀常压管断流器的原理和验证 Principle and verification of atmospheric pipe interrupters of WC flushing valves

EN 12541:2002, Clause 11 “Principle and verification of atmospheric pipe interrupters of WC flushing valves” is

applicable.

适用 EN12541:2002 第 11 条 “WC 冲洗阀常压管断流器的原理和验证” 条款。