表面活性剂能降低油水界面张力，改变岩石的润湿性，所以在三次采油中有着广阔的发展前途。
Surfactant can lower interfacial tension between oil and water and alter rocky wettability, so it will be used extensively.
蓝牙系统是一种新型信息传输系统，有着广阔的发展前途。
Bluetooth system is a new communication transmitting system, it's development outlook is wide.
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