1. Isrel businessman wants to import drainpipe, asbestus , and alluminum alloy material.

2. The analysis shows that the thickness of asbestus between bolt and baseplate and the effect of heat insulation have some effect on the polytetrafluoroethylene working temperature.

3. The blue asbestus spar has the advanced management idea, specialized technical personnel, consummation network equipment.

4. Those consisted of more than 50% fibred brucites are called brucite asbestus and they are commonly found in some veins of lo- nger fibre asbestus or even unusually longer fibre ones.

5. After braking, a carbonized organic matter layer with richer copper and iron forms on the worn surface of the asbestus.