The weapon is heavy, takes long time to be assembled, and has a poor accuracy at longer distance.

武器沉重，花长时间装配，而且在较远距离精度低。

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The locking mechanism overcomes the defects of poor accuracy, long working period and low production efficiency of the current manual mode.

它克服了现有手工方式准确度差、劳动周期长，生产 效率低等缺点。

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In the calculation of optimal dispatch for a thermal system, the model built by the conventional method for power-heat cogeneration steam turbines is of poor accuracy.

在热力系统优化调度计算中，采用常规方法所建立的热电联供汽轮机模型通常精度较差。

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