中文字幕在线观看一区二区,一区二区三区久久久,老熟妇一区二区三区啪啪,AV毛片在线播放,亚洲无码精品久久

YSD Full Hydraulic Drill

當前位置 :首頁 >>Business Consulting >>  company news

YSD Full Hydraulic Drill

* 作者 : admin * 發(fā)表時間 :2018-06-16 * 瀏覽 :

YSD-I drill is a full hydraulic drill with independentintellectual property rights anda number of nationalpatents, and is independentresearched and developed,designed, and manufacturedby RANRAN MACHINERY.

Main Application

Drilling geothermal pump wells

Drilling wells for agricultural irrigation and industries

Drilling for geotechnical survey

Drilling construction engineering holes

Main Characters

Multiple purposes and multiple functions drilling

Large drill head inside diameter available for many rods(φ73、φ89、φ95)

Specially designed rod structure makes it easy to connect and disconnect

Easy to operate and maintenance High reliability and lone life of working

Truck mounted Trailer mounted Crawler mounted are available for different place



中文字幕在线观看一区二区,一区二区三区久久久,老熟妇一区二区三区啪啪,AV毛片在线播放,亚洲无码精品久久