Automatic electric controls for household and similar use - Part 2-19: Particular requirements for electrically operated oil valves, including mechanical requirements; Amendment 1.
家用和类似用途的自动电气控制。第2- 19部分：电气操作油阀门的特殊要求，包括机械要求。修改件1。
Automatic electric controls for household and similar use - Part 2-19: Particular requirements for electrically operated oil valves, including mechanical requirements; Amendment 1.
家用和类似用途的自动电气控制。第2- 19部分：电气操作油阀门的特殊要求，包括机械要求。修改件1。
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