The optimum results can be obtained under the following conditions: voltage 6 kv, distance from needle end to fluid 40 mm, pump rate 60 ml/h, CaCl_2 concentration 0.5%, ALG concentration 1.8%, CTS concentration 0.4%.

• 优化条件为:外加电压6kv；针头液面距40mm；推进速度60ml/h；ALG浓度1.；8%25；CaCl_2浓度0