Ice jam flood: a lot of frazil ices and crushed ices gather under the covering ice, causing heading up of water level of upper reach.

冰塞洪，大量冰花与碎冰在盖面冰下集聚，造成上游显著壅高的现象。

Overpumping groundwater for drinking water and irrigation has caused water levels to decline by tens of metres in many regions, forcing people to use low-quality water for drinking.

过度抽取下做为饮用和用在许多区已经下降了几十米，迫人们用质量较差的做为饮。

The resistance to float relates to the attributes and conditions of the ground water, the pressure and floatage of water, the change of water level and the sudden supplement of water.

结构抗浮验算与下的性状、压力和浮力、下变化的影响因素、外补有关。

By fluviograph survey water level, after clear signal processing, inputs the control water level in PLC, then carries on the control by PLC to the water level control valve to adjust the water level.

由计测量，进行信号处理后输入控制的PLC中，然后由PLC对控制阀进行控制以调节。

Ice jam flood: a lot of frazil ices and crushed ices gather under the covering ice, causing heading up of water level of upper reach.

冰塞洪水，大量冰花与碎冰在盖面冰下集聚，造成上游水位显著壅高的现象。

Overpumping groundwater for drinking water and irrigation has caused water levels to decline by tens of metres in many regions, forcing people to use low-quality water for drinking.

过度抽取下水做为饮用水和用来灌溉在许多区已经使水位下降了几十米，迫使人们使用质量较差的水来做为饮水。

The resistance to float relates to the attributes and conditions of the ground water, the pressure and floatage of water, the change of water level and the sudden supplement of water.

结构抗浮验算与下水的性状、压力和浮力、下水位变化的影响因素、外补水有关。

By fluviograph survey water level, after clear signal processing, inputs the control water level in PLC, then carries on the control by PLC to the water level control valve to adjust the water level.

由水位计测量水位，进行信号处入控制水位的PLC中，然由PLC对水位控制阀进行控制以调节水位。

Ice jam flood: a lot of frazil ices and crushed ices gather under the covering ice, causing heading up of water level of upper reach.

冰塞洪水，大量冰花与碎冰在盖面冰下集聚，造成上游水位显著壅高的现象。

Overpumping groundwater for drinking water and irrigation has caused water levels to decline by tens of metres in many regions, forcing people to use low-quality water for drinking.

过度抽取下水用水和用来灌溉在许多区已经使水位下降了几，使人们使用质量较差的水来水。

The resistance to float relates to the attributes and conditions of the ground water, the pressure and floatage of water, the change of water level and the sudden supplement of water.

结构抗浮验算与下水的性状、压力和浮力、下水位变化的影响因素、外补水有关。

By fluviograph survey water level, after clear signal processing, inputs the control water level in PLC, then carries on the control by PLC to the water level control valve to adjust the water level.

由水位计测量水位，进行信号处理后输入控制水位的PLC中，然后由PLC对水位控制阀进行控制以调节水位。

Ice jam flood: a lot of frazil ices and crushed ices gather under the covering ice, causing heading up of water level of upper reach.

冰塞洪水，大量冰花与碎冰在盖面冰下集聚，造成上游水位显著壅高的现象。

Overpumping groundwater for drinking water and irrigation has caused water levels to decline by tens of metres in many regions, forcing people to use low-quality water for drinking.

过度下水做为饮水和来灌溉在许多区已经水位下降了几十米，迫人质量较差的水来做为饮水。

The resistance to float relates to the attributes and conditions of the ground water, the pressure and floatage of water, the change of water level and the sudden supplement of water.

结构抗浮验算与下水的性状、压力和浮力、下水位变化的影响因素、外补水有关。

By fluviograph survey water level, after clear signal processing, inputs the control water level in PLC, then carries on the control by PLC to the water level control valve to adjust the water level.

由水位计测量水位，进行信号处理后输入控制水位的PLC中，然后由PLC对水位控制阀进行控制以调节水位。

Ice jam flood: a lot of frazil ices and crushed ices gather under the covering ice, causing heading up of water level of upper reach.

冰塞洪水，大量冰花与碎冰在盖面冰下集聚，造成上游水位高的现象。

Overpumping groundwater for drinking water and irrigation has caused water levels to decline by tens of metres in many regions, forcing people to use low-quality water for drinking.

过度抽取下水饮用水和用灌溉在许多区已经使水位下降了几十米，迫使人们使用质量较差的水饮水。

The resistance to float relates to the attributes and conditions of the ground water, the pressure and floatage of water, the change of water level and the sudden supplement of water.

结构抗浮验算与下水的性状、压力和浮力、下水位变化的影响因素、外补水有关。

By fluviograph survey water level, after clear signal processing, inputs the control water level in PLC, then carries on the control by PLC to the water level control valve to adjust the water level.

由水位计测量水位，进行信号处理后输入控制水位的PLC中，然后由PLC对水位控制阀进行控制以调节水位。

Ice jam flood: a lot of frazil ices and crushed ices gather under the covering ice, causing heading up of water level of upper reach.

冰塞洪，大量冰花与碎冰盖面冰下集聚，造成上游位显著壅高的现象。

Overpumping groundwater for drinking water and irrigation has caused water levels to decline by tens of metres in many regions, forcing people to use low-quality water for drinking.

过度抽取下做为饮用和用来许多区已位下降了几十米，迫人们用质量较差的来做为饮。

The resistance to float relates to the attributes and conditions of the ground water, the pressure and floatage of water, the change of water level and the sudden supplement of water.

结构抗浮验算与下的性状、压力和浮力、下位变化的影响因素、外补有关。

By fluviograph survey water level, after clear signal processing, inputs the control water level in PLC, then carries on the control by PLC to the water level control valve to adjust the water level.

由位计测量位，进行信号处理后输入控制位的PLC中，然后由PLC对位控制阀进行控制以调节位。

Ice jam flood: a lot of frazil ices and crushed ices gather under the covering ice, causing heading up of water level of upper reach.

冰塞洪，大量冰花与碎冰在盖面冰下集聚，造成上游位显著壅高的现象。

Overpumping groundwater for drinking water and irrigation has caused water levels to decline by tens of metres in many regions, forcing people to use low-quality water for drinking.

过度抽取下做为饮来灌溉在许多区已经使位下十米，迫使人们使质量较差的来做为饮。

The resistance to float relates to the attributes and conditions of the ground water, the pressure and floatage of water, the change of water level and the sudden supplement of water.

结构抗浮验算与下的性状、压力浮力、下位变化的影响因素、外补有关。

By fluviograph survey water level, after clear signal processing, inputs the control water level in PLC, then carries on the control by PLC to the water level control valve to adjust the water level.

由位计测量位，进行信号处理后输入控制位的PLC中，然后由PLC对位控制阀进行控制以调节位。

Ice jam flood: a lot of frazil ices and crushed ices gather under the covering ice, causing heading up of water level of upper reach.

冰塞洪水，大冰花与碎冰在盖面冰下集聚，造成上游水位显著壅高的。

Overpumping groundwater for drinking water and irrigation has caused water levels to decline by tens of metres in many regions, forcing people to use low-quality water for drinking.

度抽取下水做为饮用水和用来灌溉在许多区已经使水位下降了几十米，迫使人们使用质的水来做为饮水。

The resistance to float relates to the attributes and conditions of the ground water, the pressure and floatage of water, the change of water level and the sudden supplement of water.

结构抗浮验算与下水的性状、压力和浮力、下水位变化的影响因素、外补水有关。

By fluviograph survey water level, after clear signal processing, inputs the control water level in PLC, then carries on the control by PLC to the water level control valve to adjust the water level.

由水位计测水位，进行信号处理后输入控制水位的PLC中，然后由PLC对水位控制阀进行控制以调节水位。

Ice jam flood: a lot of frazil ices and crushed ices gather under the covering ice, causing heading up of water level of upper reach.

冰塞洪，大量冰花与碎冰在盖面冰下集聚，造成上游著壅高的现象。

Overpumping groundwater for drinking water and irrigation has caused water levels to decline by tens of metres in many regions, forcing people to use low-quality water for drinking.

过度抽取下做用和用来灌溉在许多区已经使下降了几十米，迫使人们使用质量较差的来做。

The resistance to float relates to the attributes and conditions of the ground water, the pressure and floatage of water, the change of water level and the sudden supplement of water.

结构抗浮验算与下的性状、压力和浮力、下变化的影响因素、外补有关。

By fluviograph survey water level, after clear signal processing, inputs the control water level in PLC, then carries on the control by PLC to the water level control valve to adjust the water level.

由计测量，进行信号处理后输入控制的PLC中，然后由PLC对控制阀进行控制以调节。