例句與造句

1. According the mature area of hydrocarbon sourcerock , this paper determined the gas diffusion area
   根據烴源巖成熟面積確定天然氣擴散面積。
2. This article points out that in china , the drought is aggravating gradually , agriculture proportion is decreasing slowly , arable area per capita , irrigation area and weight of diffusion area of new quality maize seed shows slow growth . it is difficult to improve maize technical efficiency
   對技術效率的影響因素的研究結果表明，全國的旱災趨于加重，農業比重正在緩慢下降，人均耕地面積、灌溉和新品種應用的增長不快，而且從分布上來看多對玉米主產區不利，未來玉米技術效率提高的形勢嚴峻。
3. It's difficult to find diffusion area in a sentence. 用diffusion area造句挺難的