The application of the improved tube reduction speed system recommended in the paper makes it possible to greatly cut down the crop losses of the reduced pipes.
采用本文推荐的改进的钢管减径速度制度，可较大地降低减径钢管前后的切头损失。
The application of the improved tube reduction speed system recommended in the paper makes it possible to greatly cut down the crop losses of the reduced pipes.
采用本文推荐的改进的钢管减径速度制度，可较大地降低减径钢管前后的切头损失。
应用推荐