以下为句子列表：
英文: Unitized bonnet/base design, rugged construction and 2-ring control make the 41A safety relief valve extremely dependable in terms of pop action, seat tightness and repeatability.
中文: 采用阀盖/基座结构，坚固耐用，双环控制，这使得型号41A安全阀在弹起作用、阀座密封和重复性等方面特别稳定可靠。
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