By the late 1990s the Yu-7 were equipped by almost all Chinese-built surface combatants for anti-submarine warfare.
在1990年后期之前，鱼- 7用于反潜战几乎被所有中国建造的水面战舰装备。
By the late 1990s the Yu-7 were equipped by almost all Chinese-built surface combatants for anti-submarine warfare.
在1990年后期之前，鱼- 7用于反潜战几乎被所有中国建造的水面战舰装备。
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