Possibilities of certification using a surface roughness measuring instrument and restriction on surface faults for caliper planes measured were described.

This kind of sensors has been used in the electronic digital calipers with liqui.

The JJG30-2002 Verification Regulation of Current Calipers,issused by the state bureau of monitoring,inspecting and quarantining on qualification,replaces 5 traditional verification regulations:vernier caliper,dial caliper,digital display caliper and vernier depth gauge.

Coexistence of arts and emotion——The elementary expedition to the esthetics relations between landscape architecture and music;

The Application of Panorama in Virtual Reality Landscape Architecture;

Outline of the Oriental Garden and West Dooryard Furniture;

Study on the model making method of the garden mountainous terrain;

Discussion the garden architecture design teaching in the higher vocational education;

Study on personnel training of the landscape in higher vocational education in China;

Analysis onImportents of Practice Teaching of Landscape Architecture;

From artistic pursue to rational return——The application of natural elements in traditional gardens and modern public landscape;