The open cover shall stipulate the scope of cover, the range of property insured, the maximum amount of insurance each risk or at each place and the method of settling premium, etc.
Then the modifier amount can be regarded as the best dosage that is confirmed by settling volume in liquid paraffin and the modified mechanism is given in the end of the paper.
然后通过在液体石蜡中的沉降体积验证了此改性剂用量可以作为最佳剂量，最后给出了偶联剂的改性机理。
3
Rates of settling and filtration of the flock could be improved by adding certain amount of suitable high molecular flocculants.