10 lines
718 B
SQL
10 lines
718 B
SQL
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-- 产品详情（product_id=1）参数区块「平衡耳机输出性能参数（4.4mm/XLR4输出）」参数项
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-- 区块：www_section_blocks.id=28（spec_table），分组已预建：gid=5
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INSERT INTO www_spec_items (spec_group_id, name_zh, name_en, value_zh, value_en, sort_order) VALUES
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(5, '高增益', 'High Gain', 'L+R≥4840mW+4840mW（16Ω, THD+N＜1%）', 'L+R≥4840mW+4840mW (16Ω, THD+N < 1%)', 0),
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(5, '输出阻抗', 'Output Impedance', '＜1Ω', '< 1Ω', 1),
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(5, '总谐波失真', 'THD+N', '＜−117dB (1kHz/0dB@32Ω)', '< -117dB (1kHz / 0dB @ 32Ω)', 2),
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(5, '信噪比', 'SNR', '≥123dB', '≥123dB', 3),
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(5, '声道分离度', 'Crosstalk', '≥119dB (1kHz@32Ω)', '≥119dB (1kHz @ 32Ω)', 4);
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