The author introduces the construction technology of the no-fines concrete grouting pile,describes the mix design of the no-fines concrete, the making and the strength test of the concrete sample,compares and analyzes the strength test of the concrete and the strength gotten by drill of the pile,finally summarizes the advantages and disadvantages of the no-fines concrete grouting pile.

Construction technology and inspection method expressway soil-stone mixture filled roadbed;

The conjunction between intellectual property right and technical standard and it's inspection method

With experimental inspection method of sensory inspection, microscope inspection, pigment quantitative inspection, the 125-share suspected adulterated condiment on market, divided into six types as pepper, xanthoxylum, ginger powder, aniseed powder, ground species,and cayenne pepper, were inspected in Lanzhou and the subsidiary cities and counties of Gansu province.