potential period

China's annual grain output remained above 650 million tonnes for five consecutive years during the 13th Five-Year Plan ( 2016-2020) period, but food waste has been a lingering problem that poses a potential threat to the country's food security.

粮食安全问题不容忽视十三五时期，我国粮食产量连续五年保持在6.5亿吨以上，然而，一直存在的食品浪费问题，威胁到我国的粮食安全。

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All oil well cementing process face the problem cementing central channeling air, and it is a potential technical problem in cementing. Cementing central channeling air is one of the most difficultly technical challenges and it should be a considerable period of time to cementing the sector.

固井环空窜流是所有油气井固井过程中都要面临的一个潜在固井技术难题，也是相当一段时间来国内外固井界面临的一个最为棘手的技术难题。

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According to the potential of the land, the highest population carrying capacity is 15 hundred million people and in a very long period of time the carrying capacity will be in a critical state.

从土地资源的潜力来看，我国土地理论的最高人口承载量可能是15&16亿人，并在相当长的时期内将处于临界状态。

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Implementation after period of time, to potential domestic supplier selection evaluation and assessment of the company A quarter as the example, this paper introduces the operation process and the effectiveness of the optimization results.

之后，以国内潜在供应商的选择评价和B公司的季度考核为例，介绍优化措施的运作过程和取得的实际效果。

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At present, China s major oil fields are entering a period of high water extraction stage, and it needs to tap the potential use of a variety of measures and technical measures in order to improve the ultimate recovery and protect oil fields to develop steadily.

目前我国的主要油田都进入了高含水期开采阶段，需要采用各种挖潜措施和技术手段，来提高最终采收率，保障油田稳产。

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A lot of people agreed that the banking underestimating potential risks of the subprime loans was the source of the worldwide financial storm and talked about banking lending at their leisure during that period.

很多人认为这次全球金融风暴的根源是银行业低估了次级贷款的潜在风险，一时间银行贷款问题成为大家茶余饭后的话题。

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The practical leaf growing period ( reaching 99% of the potential leaf area) was about 36.8 days.

达到最终叶面积99%的实际生长期约需36.8d。

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The average follow up period was 15 months. Restoration of median nerve function was evaluated by measuring the grip strength, muscle power, median nerve conduction velocity ( MNCV) and compound muscle action potential ( CMAP).

术后平均随访15个月，观察正中神经功能恢复情况，并测定其握力、肌力和正中神经的运动神经传导速度（MNCV）和复合肌肉动作电位（CMAP）的潜伏期和波幅。

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Abstract In this paper, we expound the gist of the process control in thick-layer carburizing for heavy-duty gears which includes the selection of the suitable carburizing temperature, cycle and ratio of the carburizing to diffusing period, the way and the demand of carbon-potential control.

阐述了大型重载齿轮深层渗碳工艺控制的要点，包括渗碳温度和时间的合理选择，强渗与扩散时间的最佳分配，碳势控制的途径和要求。

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Results In group A, there was no significant difference ( P> 0.05) between the left side and right side in the musculus deltoideus or musculus biceps brachii compound motor action potential ( CMAP) amplitude and latent period;

结果：A组三角肌和肱二头肌的复合动作电位（CMAP）波幅和潜伏期左右侧差异无显著性（P>0.05）；

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