Reducing the quality fluctuation of PVC resin produced by calcium carbide method among each production batch;
缩小电石法PVC树脂批次间的质量波动
Study on Technology of Quality Control of Micron Wood Fiber Mould Product;
微米木纤维模压制品质量控制工艺方法研究
Effect of Carbonization Time on Blast Furnace Coke Quality;
结焦时间对冶金焦质量影响