waterproof roll造句怎么写

8、P type PVC waterproof rolled sheet making plant

2、Test methods for asphalt waterproof roll roofing-Flexibility of asphalt

4、Test methods for asphalt waterproof roll roofing-Tensile strength of asphalt

6、Test methods for asphalt waterproof roll roofing-Saturated and coated bitumen amount of asphalt

1、Test methods for asphalt waterproof roll roofing-The general rules

5、Test methods for asphalt waterproof roll roofing-Heat resistance of asphalt

3、Test methods for asphalt waterproof roll roofing- Water impermeability of asphalt

7、This paper analyzes the causations of roof waterproof roll leakage, such as the effect of environment factors, unmerited construction method, roof structure and usage course.