- The influence of process technique, amount of initiator, emulsifier and active additive on the adhesive properties are discussed.
- Effect of active addition agent and ultrasonic on reaction kinetics of phosphate rock and sulfuric acid in the single superphosphate (SSP) process are studied.
- Non-ionic polymeric activated additives were added to the desalted and dewatered crude oil from refinery for intensifying the crude atmospheric distillation, and its mechanism was introduced.
- The orient has been playing an active role in the world economy.
- People can react badly to certain food additives.