"They are exceedingly effective, whether at harassing, raiding, or blockading ports," remarks submarine captain Wang Le-tien. "The enemy of any country that has at least one submarine needs to lay out vast sums of money on antisubmarine ships and aircraft, just to detect, pursue and attack that submarine."
「不管是騷擾、奇襲或封鎖港口，都作用十足」，「海虎號」潛艦艦長王樂天指出，「任何國家只要擁有一艘潛艇，對手就得投入龐大的經費配備反潛機和反潛艦，去偵測、追蹤、攻擊這艘潛艇。」