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.

过度抽取下做为饮用和用来灌溉在许多区已经使位下降了几十米，迫使人们使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，大量冰花与碎冰在盖面冰下集聚，造成上游水位显著壅高现象。

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性状、压力和浮力、下水位变响因素、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.

塞洪，大量花与碎面下集聚，造成上游位显著壅高现象。

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灌溉许多区已经使位下降了几十米，迫使人们使用质量较差来做为饮。

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.

结构抗浮验算与下状、压力和浮力、下位变化影响因素、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，大量冰花与碎冰在盖面冰下集聚，造成上游水显著壅高的现象。

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.

由水量水，进行信号处理后输入控制水的PLC中，然后由PLC对水控制阀进行控制以调节水。

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，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.

结构抗与下水的性状、压力和力、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，迫人们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，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.

结验算与下水的性状、压力和力、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.

过度抽取下水做为饮用水和用来灌溉在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，冰花与碎冰在盖面冰集聚，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.

过度抽取做为饮用和用来灌溉在许多区已经使位降了几十米，迫使人们使用质较差的来做为饮。

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.

结构抗验算与的性状、压和、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。