被人咬了需要打针吗-一年级下册道德与法治电子课本,99三国职业转换,体球网足球旧版

Advantages

• Heavy-duty chassis with improved matching

  

  The chassis is a special heavy-duty design, and the entire vehicle features an integrated design for vacuum tanker operations, resulting in better matched performance.

• Asphalt anti-corrosion with extended service life

  

  The upper box body is made of high quality, robot-welded carbon steel with automotive electrophoresis baked paint. Also features internal asphalt corrosion protection for longer service life.

• Quick and convenient

  

  Supports upper suction and lower discharge or lower suction and lower discharge. The connecting joint features female and male quick-change joints for quick and convenient assembling and disassembling.