Different from that of common utterances, it offers that the important characteristic is duality about the contextual effects of humor utterances,showing the five semantic and pragmatic types.

The paper recommends the technical innovation of two heavy rollers of Φ750×1700 mm after which the energy consumption is decreased during operation.

A two-fold penetration coordination polymer [Cu(bpy)(OH)]n (1) (bpy=4,4'-bipyridyl) has been synthesized through hydrothermal reaction and structurally characterized by single crystal X-ray diffraction method.

Development of duplex PCR for detecting Escherichia coli O157:H7 in foods of animal origin;

Establishment of duplex PCR assay for quick differentiating capripoxvirus and orf viruses;

Developmemt of duplex PCR assay for detection of duck plague virus and goose parvovirus;