词汇	high-speed bottom plow
释义	high-speed bottom plow 🌏高速板犁
随便看	Preliminary Mission Test Specification preliminary mixing preliminary mixing chamber preliminary model preliminary modernization preliminary motion preliminary negotiation Preliminary Negotiation Reports Preliminary NMCS Master Plan preliminary non-governmental agreement preliminary note preliminary notice preliminary notices to mariners preliminary notification preliminary nursery bed preliminary objection preliminary observation preliminary observations preliminary of technique Preliminary Operating and Maintenance Manual Preliminary Operating Capability Preliminary Operating Safety Analysis preliminary operation Preliminary Operational Capability preliminary operations