以下为句子列表：
英文: If local linkages between suppliers, producers and customers become too rigid and too exclusive, a concentration on only a few local actors could cause lock-in and pose limitations on future growth (Granovetter, 1973; Scott, 1998; Maillat, 1998; Oinas, 19
中文: 如果当地供应商、生产商和消费者之间的联系变得太固定、太单一，一个群体就会因为仅有少量的当地参与者而导致锁定和未来的增长形式限制性。
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英文: The experiment results show that: the frequency stabilization of the optimized Doppler modulator has already reached RMS error about ±1%, which could meet the need of reference signal of the lock-in amplifier.
中文: 实验结果表明，经过优化后的多普勒调制器的输出调制信号频率的相对标准误差达到了1%左右，能够满足锁相放大器对输入参考信号频率稳定度的要求。
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英文: Using the home made device, the relationship between the 3ω voltage and the heating frequency is obtained by Lock-in Amplifier, thus the thermal conductivity of the fluid is calculated with the least square fit method.
中文: 自行研制了流体导热系数的测量装置，采用锁相放大器获取3ω电压与频率的关系，并借助最小二乘法，算出待测试样的导热系数。
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