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average annual runoff 平均年径流量
What is the average annual snowfall for this state? 这个国家的年平均降雪量是多少?
What is the average annual rainfall in this region? 这个地区的年平均降雨量是多少?
What is the average annual rainfall of Singapore? 新加坡年平均降雨量是多少?
Average annual precipitation 1948 mm. 年均降水量1948毫米。
The mountains rejoiced in an average annual rainfall of 30 inches. 那山区的平均年降雨量为30英寸。
Light (heavy) industry expanded at an average annual rate of 20%. 轻（重）工业以年平均20%25的速度增长。
The grey self-memory model for annual runoff was established on grey system and self-memory theory. 摘要将灰色系统建模方法和自记忆建模结合起来，提出了年径流预测的灰色自记忆模型。
The average annual salary in the Czech Republic is 5, 900. 捷克共和国的平均年工资为5900美元。
The square ratio method and basin precipitation method are commended for annual runoff calculation. 在年径流计算中，建议采用面积比法和流域雨量法。
The average annual per capital income is 10,000 yuan. 年人均收入是一万元。
Last, it compared with the same annual runoff depth isoline map of First surface water resource evaluation. 年径流深等值线图的编制对于提高地表水资源评价成果精度，分析年径流深参数地区变化规律具有重要意义。
Then the change of annual runoff distribution in the headwaters of the Yangtze River is discussed. 结果表明：长江源径流年内分配特征在1960年前后与1988年前后径流年内分配较为相近，1970-1976年与1993年以后径流年内分配较为相近。
The mountains rejoice in an average annual rainfall of thirty inches. 山区的年平均降雨量为30英寸。
AMong the forest factors, the effects of increasing forest coverage was larger than the unit stock voluMe increased on fluvial annual runoff. 在森林因素中，森林面积增加对河川年径流量的影响程度大于单位集水区面积森林蓄积量增加的作用。
From stability tests for mean annual runoff at Lijin gauge station, a step trend was detected and the most significant change points were obtained. 至于1986年突变点的发现，目前还不完全清楚其原因，最可能的原因是气候变化和上游过度的用水。
The mountains rejoice in an average annual rainfall of thirty inches . 山区的年平均降雨量为30英寸。
His average annual compensation during the last six years:a modest$2.2million. 而他最近6年来的平均年薪却只有220万美元。
An annual runoff forecasting method is presented based on unit root test, cointegration test and error correction model of the upper and lower reaches of the Second Songhua River. 摘要介绍了协整分析理论，结合第二松花江流域上下游的年径流量，阐述了单位根检验、协整检验、误差修正模型的理论与分析方法。
First, it collected data from runoff stations and confirmed the principle of isoline mapping.Then, it analyzed the distribution of annual runoff parameter in Hebei province. 首先搜集整理了选用径流站的资料，确定了统计参数及等值线图绘制原则，然后对河北省径流深参数地区分布进行了分析，最后与第一次水资源评价成果进行了比较。