Effective production time and economic recoverable reserves of the oil - gas reservoir are predicted according to the relationship among te.
为了更准确地预测油气藏未来的经济可采储量,依据油气藏随开发必然要经历产量递减和生产收支平衡的实际,利用Logistic模型中技术可采储量、产量与时间的相互关系,经推导和改进后,再结合当前经济技术条件下的废弃产油量,预测油气藏的有效生产时间及其经济可采储量。
This model can not only optimize makespan, but also minimize total earliness and tardiness of order production.
基于连续时间描述,在考虑订单的最早生产时间和到期时间的基础上,建立了单生产线序贯多目的批处理过程的短期调度数学模型,模型表达为一个混合整数规划(MILP)问题。
Not only theoretical deduce but also more archaeological materials are needed on the formation time of the Yi characters.
对彝文产生时间的讨论,不仅需要理论上的推绎,还需要得到更多考古材料的实证;彝文发生的渊源物不是一元的,而是多元的;彝文的起源与宗教有关,其创制者为彝族的宗教职业者——毕摩。
agricultural producing period and labouring period
农业生产时间和劳动时间
Axis Sniper build time reduced to40 seconds from60 seconds.
狙击手生产时间从60秒降低为40秒。
tact timing
生产节拍时间的计算
The time had come for her to lie in.
她生产的时间到了。
To produce or manufacture(something) during a certain time.
定期生产一定时间内生产或制造（某物）
what is produced in a given time period.
在一定时间内生产出的产品。
On Historical Trail and the Formation of Temporal Connectives;
时间连接成分的历时演变和产生方式
He actually was present during biological agent production runs.
在生物制剂生产期间，他当时就在场；
Involve in first level maintenance, assure stable qualified product, improve productivity and minimize production line down time.
提高生产效率，稳定产品质量和参与初级维护，降低生产线停产时间。
They want to shorten the time it take to make the car.
他们想把生产汽车的时间缩短。
They want to shorten the time it takes to make the car.
他们想把生产汽车的时间缩短.
lead time for capacity expansion
扩大生产能力所需的时间
Time works great changes.
时间可以产生巨大的变化。
the number of occurrences within a given time period (usually 1 second).
给定时间内产生的数目（通常秒）。
I often felt very helpless at this time.
这段时间，我经常会产生无助感。
In other branches of production the working day should be fixed according to the circumstances.
其他生产部门，则应随情形规定时间。
No time to get attached
没有时间对任何东西产生依恋。
Production has returned to normal after only one yar.
（只用一年时间，生产就恢复正常了。）