The concrete durability under the compound action of freeze-thaw and abrasion is studied.

Objective:To explore the rule of combined effects of certain shipboard physical factors on the shipcrew.

The study of combined effects of enhanced UV-B radiation and other factors on plants is an important approach to expand the research in effects of UV-B radiation,having widest researching space,and now becoming the new trend of studying UV-B radiation.

The objective of this research was to evaluate the combined effect of L-cys, VC, VA and NaCl on browning of Pleurotus cornucopiae by using central composite design.

Influences of the compound effects between nitrogen and zinc on growth,N-fixation and transfer of fixed nitrogen of white clover in mixed culture;

It analyses the reasons which forms the blank cracks in ashsmearing,introduces the features of hi-powered polypropylene fiber and anti-splitting function,discusses the compound effect of polypropylene fiber and plasma basic material,elaborates the improving condition of adding fiber,so as to improve the quality of ash-smearing and construction.

Under pot culture, the influence of compound effect between nitrogen and zinc on the resource of nitrogen of ryegrass in mono culture and ryegrass/clover in mixture were studied on yellow brown earth which collected from sub tropic mountain sward of southern China.

Combined effects of enhanced UV-B radiation and doubled CO_2 on tomato growth and its fruit quality.;

Experiments on the torsional behavior of FRP strengthened RC box beams subjected to combined action with cyclic torque;