Tutoring Online' is moderately difficult with strong practicability and authority.
这门课难易适中，具有很强的实用性和权威性。
A practical example shows that it is an effective method with rapid forecasting speed, high precision and strong practicability.
实际工程实例表明，该方法具有预测速度快、精度高、实用性强的特点，是注浆量预测的有效方法。
The whole system is built on visual route chart with convenience operation and strong practicability.
整个系统的操作建立在可视化的全路线路图上，操作直观方便，实用性强。
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