The thick wall of the shell allows for deep carving.
厚壳需要深挖。
Have a cut, mold, polishing, concave, deep carving and sandblasting the surface of a complete production line of laser engraving.
拥有切、模、抛光、打凹、表面喷砂深雕及激光内雕的完整生产流水线。
This causes the dense water from the Mediterranean to flow like a river along the sea bed, carving a channel with Banks around 115 feet deep and 0.6 of a mile wide.
这使得来自地中海的密度较大的水像河流一样在海床上流淌，冲刷蚀刻出大概115英尺深0.6英里宽的水道和河岸。
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