然而在海地实施这套有效的控制措施时，却出现极大落差。
Yet, in Haiti, there are vast gaps in the deployment of well-established control measures.
一方面用于放置发电的涡轮，一方面提供足够的落差以有效的驱动涡轮。
To house the turbines that create the electricity and to provide a sufficient head of water pressure to drive them efficiently.
使用该收集装置能有效降低钢管落差，从而降低钢管间的碰撞，消除噪声，并保护钢管表面质量。
The steel tube collector has effectively lowered steel tube falling height, less collision between steel tubes, no noise and raised steel tube quality.
膨胀剂和减缩剂双掺使用是减少膨胀混凝土干燥收缩落差的有效措施。
The double mix of expansion agent and shrinkage-reducing agent is an effective way to reduce the drying shrinkage fall of expansive concrete.
少数项目之度量报告显示实际工作量与估算工作量有落差，但未及时检讨，会影响矫正措施的有效性。
A few projects' measurement reports show a gap between the planned effort and the estimated effort and failed to be reviewed timely which may have impact on the validity of its corrective actions.
少数项目之度量报告显示实际工作量与估算工作量有落差，但未及时检讨，会影响矫正措施的有效性。
A few projects' measurement reports show a gap between the planned effort and the estimated effort and failed to be reviewed timely which may have impact on the validity of its corrective actions.
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