结果芍药苷在水提取过程中损失率最高。

Results The percentage loss of paeoniflorin was highest during extracting with water.

在此过程中，钴的损失率仅为2 .5% ，取得了令人满意的结果。

The loss of cobalt in the process was only 2.5%.

跳远起跳阶段水平速度的损失率，直接影响跳远成绩，也是评价跳远起跳技术质量的重要指标。

In the broad jump takeoff stage, the expenditure rate of level speed is important index on assessing takeoff skill quality, and influenced broad jump achievement.

利用网罩法测定了假眼小绿叶蝉不同虫口密度对茶鲜叶产量及受害指数的影响。在此基础上，建立了不同虫口密度与茶鲜叶经济损失率线性回归方程。

Effect of different densities of Empoasca vitis on the yield loss rate and the damage indexes of fresh tea leaves was evaluated with the net method.