availability

• In a "read" operation, a "ready" status or signal will indicate the availability of data .
  在“读”操作时，用一个“就绪”状态或信号表示数据的有效性。
• The abundance and availability of water and nutrients in a soil ecosystem determine its fertility .
  土壤生态系统中水分和养分的丰度和有效性决定土壤的肥力。
• The ability to produce is limited by the availability of the basic ingredients necessary for production .
  生产的能力要受到生产所必须的基本构成要素供给的限制。
• n2 fixation by nodules attached to soybean roots in soil is not limited by availability of .
  土壤中被大豆根瘤的固定，不受N2的可给性限制。
• By accurately modeling the yield we can predict the cost and availability of future circuits .
  依靠正确的模型化成品率，我们就能够对将来电路的成本和实用性作出预测。
• Inherent in this proposal is the assumption that growth is regulated by the availability of carbohydrate .
  实质上这个提法假定了生长是被碳水化合物的供应情况所调节的。
• Many of the benefits are offset by poor service and delays or wide swings in the availability of credit .
  许多好处都被低劣的服务，时间的延误、贷款可获性的极不稳定抵消了。
• The financial impact on an individual family may be cushioned by the availability of unemployment compensation .
  各家庭所受的财政方面的压力由于有失业救济金而可能稍有缓和。
• Two important considerations for the construction of a waste treatment plant are the cost and availability of land .
  废水处理站的建造要考虑的两个重要问题是造价和占地面积。
• We can look forward to continued technological advances that will stretch the availability of existing timber resources .
  我们期望进一步提高技术水平，有效利用现有木材资源。