Results show that the optimal amount of modifying reagent is 3% in mass, the absorption oil value of per 100 g modified calcium carbonate is 49.4 g, active ratio is up to 99.9%, and specific surface area is 30.32 m~(2)/g. 每100g改性纳米碳酸钙的吸油值为49.
TP of 930713 and 940528(lot number)had the activity ratio X>2. 0 at the time intervals of 0. 5,1 and 2 hr. 经人工胃液处理0.
Activity ratios measure how effectively the firm is using its assets. 资产运营指标衡量企业运用资产的效率。
The activity ratios assess how efficiently the firm is using its assets. 活动性比率衡量了公司运用它的资产的效率程度。
Activity Ratio Accounting ratios that measure a firm's ability to convert different accounts within their balance sheets into cash or sales. 活动比率一项用以衡量一家公司将其资产负债表内账项转为现金或营业额的能力的会计比率。