喷灌(又称喷洒灌溉)是一种先进的灌水方法,它是利用水泵将水加压(或利用水源的自然落差)通过喷头将水喷射到空中,并散成细小的水滴均匀地散布在田间进行灌溉,就象下雨一样,因此过去也叫做人工降雨。但是为了更准确地反映其使用目的是灌溉,并 Sprinkler irrigation (also known as spray irrigation) is an advanced method of irrigation, which uses the water pump to pressurize the water (or make use of the natural drop of water) through the sprinklers to inject water into the air and disperse the water droplets evenly into the field Irrigation is like raining, so it used to be called artificial rains. However, in order to more accurately reflect the purpose of its use is irrigated, and