Vice hoist for the replacement of the drill pipe or other tools and put sand core tube can also be used for flushing operations.
钻机配有一个主卷扬机、一个副卷扬机。主卷扬机用于升降钻具、下井管等。副卷扬机用于更换钻杆或其他取芯工具及提砂筒，也可用于洗井作业。
"Some people buy the bike to commute, other people purchase the bike to use as a replacement for short automobile trips, " said Paul Vlahos, vice-president of sales for the U. S. arm of Ultra Motor.
Ultra Motor美国分部销售副总裁Paul Vlahos说：“一些人购买它是为了上下班，另外一些人则用它来替代短程出行中的汽车。”
"Some people buy the bike to commute, other people purchase the bike to use as a replacement for short automobile trips, " said Paul Vlahos, vice-president of sales for the U. S. arm of Ultra Motor.
Ultra Motor美国分部销售副总裁Paul Vlahos说：“一些人购买它是为了上下班，另外一些人则用它来替代短程出行中的汽车。”
应用推荐