“bench placer”的概念、定义、翻译、参考文献-科学参考

单词	bench placer
释义	bench placer [`bench ´plās·ǝr] ^GEOLOGY A placer in ancient stream deposits from 50 to 300 feet (15 to 90 meters) above present streams.
随便看	sleeper sleeping sickness sleep paralysis sleep therapy sleet sleeve sleeve antenna sleeve bearing gyromagnetic coupler gyromagnetic effect gyromagnetic radius gyromagnetic ratio gyromagnetics gyropendulum Gyropidae gyroplane gyrorepeater gyroscope gyroscopic-clinograph method gyroscopic compass gyroscopic/Coriolis-type mass flowmeter gyroscopic couple gyroscopic drift gyroscopic horizon gyroscopic mass flowmeter

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