一定时期的暗培养是翠冠叶片再生的必要条件。
Dark treatment was necessary for regeneration of Cuiguan leaves in the experiment.
接受一定时期的短日照处理，再移入长日照条件下，会发生花序的逆转现象。
Flower reversion occurred after treated in short day for some time, and then transferred into long-day condition.
它可以反映出一定时期的社会生产水平和质量的要求，是衡量经济效果的尺度。
It reflects the level of a certain period of social production and quality requirements, is a measure of the economic effects.
在跨国文化交流与传播中，一定时期的文化主潮流向是由强势文化地区流向弱势文化地区。
In multinational cultural intercommunion and spreading, the main current of the culture tends to flow from the strong culture region to weak culture region in a certain period.
人的正常细胞增殖能力是有限的，经过一定时期的增殖后，最终将进入一种生长抑制状态。
Normal human cells have a finite capacity to replicate and eventually enter a state of irreversible growth arrest. Immortalization may have a major impact in the future of medicine.
结果表明：依赖外部资本和技术可能获得一定时期的经济增长，却无法获得经济持续增长所需要的增长能力。
The result shows that external capital and technologies can bring about the economic growth for some time but without sustainable growth drive.
获得许可证需要包括一个建筑学专业的学位、一定时期的实践培训或实习、以及通过所有的建筑师注册登记考试。
Licensing requirements include a professional degree in architecture, a period of practical training or internship and passage of all sections of the architect Registration Examination.
IT环境下价值链会计预算是对价值链联盟未来一定时期的计划，其编制是从价值链联盟和内部价值链两个层面构建的。
Value chain accounting budget under IT condition is future plan of value chain alliance, which is workouted from the aspects of exterior value chain and interior value chain budget system.
总体经济状况、行业经济状况、公司经营状况都是一定时期的统计数据，只有达到一定积累后才能从统计数据中有所体现。
The whole economy factor, industry factor, company statements are all statistic data during certain period. They only become obvious different after some times.
运用指数平滑法对我国珠宝首饰市场在未来一定时期的销售趋势进行预测，并对预测结果进行评估、修正，从而透析我国珠宝首饰市场发展前景，为相关部门提供参考。
Based on the previous data, the sale tendency of our jewelry market in China is studied by using index smooth method, and the appraisal to the forecast result is also carried on.
就业率和工资水平的下降也会在一定时期内对消费行为造成压力。
Falling employment and wages are also expected to weigh on consumer spending for some time.
他解释说整体研究对健康来说是很必要的，而不是用几种化学物质在一定时期填满的人。
"He explained that a holistic approach to health was necessary, rather than filling up a person" with a few chemicals "for a certain period of time."
他解释说整体研究对健康来说是很必要的，而不是用几种化学物质在一定时期填满的人。
He explained that a holistic approach to health was necessary, rather than filling up a person "with a few chemicals" for a certain period of time.
虽然长期来看，城市规模的大小和数量上不断扩大，但一定时期也会遭受缩减下降。
Though cities grew in size and number for long periods, they could decline and fall, too.
现金流是你的企业在一定时期内产出或消耗现金的数额，一般是一个月、一个季度或一年。
Cash flow is the amount of cash your business either produces or consumes in a given period, typically a month, quarter, or year.
如果她的老板们被她的魅力折服（正如你说的那样），他们将会在一定时期内盲目地信任她。
If her bosses have fallen for her, as you suggest, they will go on being blindly smitten for a while.
也可以在特定时期内调用该工具一定的次数，帮助您了解随着时间的变化数据库中的变动情况。
The utility can also be invoked a specified number of times within a specified period of time, to help you understand changes over time.
天气和气候是紧密相连的：天气是在一定地点上一定时间内的大气状况，然而气候是一段时期内天气条件的综合状况。
Weather and climate are intimately related: weather is the state of the atmosphere at a given place and time, while climate is the aggregate of weather conditions over time.
当资本流入停滞的时候，经济崩溃可能是非常痛苦的——如果固定汇率(或货币联盟)要求名义工资和价格在一定时期内下降，情况就更加糟糕。
The economic collapse, when inflows of capital halt, can be very painful - even more so if a fixed exchange rate (or currency union) demands a period of falling nominal wages and prices.
她像濮德培一样用衰退分析来衡量一定时期、周期性的和自然灾害的有关价格影响。
Like Perdue, she USES regression analysis to try to measure the relative impact on prices of the passage of time, seasonality, and natural catastrophes.
然而这些卫星到一定时期需要更换。而美国现阶段使用的卫星正逐渐进入寿命的尾声。
Such satellites, however, need replacing from time to time, and those used by the Americans are coming to the end of their useful lives.
理论上，它有一套遵循机制：一定时期内不能达成减排目标的国家，下一个时期的减排任务将更大。
In theory, it has a compliance mechanism: countries that fail to meet their targets in one period will be expected to make even bigger cuts in the next.
化石展示了人们所认知的“适应性辐射”,这也从生物学的角度解释了一定时期内急剧的生物多样性现象,致使个体物种的分化没有被世人所察觉.
The fossils show what is known as an adaptive radiation. This is biology-speak for a period of diversification so fast that the individual splits cannot be distinguished.
职员：当欠确知顾客将一笔钱储存一定时期，我们就能够提供更具有吸引力的利率。
C: we can offer a more attractive rate of return when we know that the client will maintain the balance for a set period of time.
但是，股份禁售会使投资者放心，公司的头头脑脑们会将股份持有一定时期。
But lock-ins will reassure investors that the firm’s brainpower will stick around.
根据一定的工资标准，员工在一定时期内的基本收入可以是。
The base employee income for a specified period, based on pay rate. Can be.
因为可以使用类似语法分析树(ParseTree)的通用方法来对Ruby代码进行分析并获得抽象语法树(Abstract Syntax Tree)，所以在Ruby历史上的一定时期内，纯ruby语法分析器的缺失被忽视了。
A lack of a pure Ruby parser has been negligible for some time in Ruby's history, since getting the Abstract Syntax Tree (AST) of some Ruby code was possible with utilities such as ParseTree.
这个被称作"Nilometer"的设备，是古代法老用来预测一定时期内洪水的可能高度。
This instrument, called a Nilometer was used by the ancient Pharaohs to establish how high the periodic floods would be.
terminally有“一定时期”的意思，terminallygloomy不是“极其悲观的人”的意思。arepeat ofthe grim 1970s指70年代爆发的几次石油危机引发了经济萧条。
Only the terminally gloomy expect a downturn to match the deep recession of the early 1990s, or a repeat of the grim 1970s.
terminally有“一定时期”的意思，terminallygloomy不是“极其悲观的人”的意思。arepeat ofthe grim 1970s指70年代爆发的几次石油危机引发了经济萧条。
Only the terminally gloomy expect a downturn to match the deep recession of the early 1990s, or a repeat of the grim 1970s.
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