“trapezoidal excavator”的概念、定义、翻译、参考文献-科学参考

单词	trapezoidal excavator
释义	trapezoidal excavator [¦trap·ǝ¦zȯid·ǝl `eks·kǝ´vād·ǝr] ^{MECHANICAL ENGINEERING} A digging machine which removes earth in a trapezoidal cross-section pattern for canals and ditches.
随便看	peat moss peat-sapropel peat slime peat soil peat tar peat wax Peaucellier linkage peau de soie pebble pebble armor pebble bed pebble-bed reactor pebble coal pebble conglomerate pebble dike pebble heater pebble mill pebble peat pebble phosphate pebbles pebblestone pebble-weave pebbling pebbly mudstone pebbly sand

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