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- Gravity irrigation can increase fruit trees' production volume. 利用自流灌溉可提高果树的产量。
- It has the arable land over 4.1 million hectares, and the soil quality is good, the terrain is flat and concentrated, which is convenient for piloting gravity irrigation and large scale reclamation. 现有耕地410多万公顷，而且土质好，地势平坦，集中连片，非常便于引水自流灌溉和大规模开垦。
- It has the arable land over4.1 million hectares, and the soil quality is good, the terrain is flat and concentrated, which is convenient for piloting gravity irrigation and large scale reclamation. 现有耕地410多万公顷，而且土质好，地势平坦，集中连片，非常便于引水自流灌溉和大规模开垦。
- Discussion on Development Gravity irrigation Area in LiCheng City 黎城县自流灌区发展对策探讨
- Water information system in gravity irrigation district in Shiyanghe River Basin 石羊河流域自流灌区水利信息化建设与探讨
- Water-saving Potential Analyzes on Large-scale Gravity Irrigation Districts in the Yellow River 黄河干流大型自流灌区节水潜力分析
- Sub-system of Long-distance Engineering Analysis and Decision in Nanyang Gravity Irrigation Area 南阳自流灌区远程工程分析及决策子系统
- We are fully aware of the gravity of the situation. 我们十分清楚形势的严峻性。
- We used the money to set up an irrigation project. 我们把钱用在兴建灌溉工程上了。
- Moon's weak gravity let the gasses slip away into space. 月球的微弱引力允许气体逃到太空里去。
- They are digging irrigation ditches. 他们在挖灌溉渠。
- Jupiter, with august gravity, sitting in the midst. 朱庇特威风凛凛地坐在当中。
- The stone rolled down the hill by gravity. 石头在重力作用下向山下滚去。
- What is the force of gravity at sea level? 海平面的地球引力多大?
- He could hardly keep his gravity. 他忍不住要笑出来。
- She does not know the gravity of her illness. 她不知道自己病情严重。
- Investigation and analysis of the cost of water supply at the final canal system in the gravity irrigation area of the Yellow River in Ningxia 宁夏引黄自流灌区末级渠系供水成本调查与分析
- The Application of the Experimental Optimization Method by Stage Control of Continuous Flow Irrigation in Gravity Irrigation District 试验选优方法在自流灌区续灌分级控制上的应用
- Irrigation is needed to make crops grow in dry regions. 干旱地区需要灌溉才能使作物生长。
- The force of gravity pulls things towards the earth's centre. 地心吸力把物体吸向地心。
