Many seeds require a period of stratification, exposure to low temperatures for some minimum period, before they will germinate.
许多种子在发芽前需要一段时间来分层，并在低温下储存一段时间。
Between 1645 and 1715 almost no sunspots were observed, a solar period which came to be called the Maunder Minimum.
1645年到1715年间，几乎没有任何太阳黑子活动被观察到，这种时期即是所谓的。
The increases were particularly big in the four years to 2006, adding to the suspicion that the minimum wage was implicated in the rising rate of youth unemployment over that period.
03到06年四年间，最低工资涨幅更大，人们更加相信这一点影响了当时青年人的失业率。
Basel will also require a minimum amount of stable funding over a one year time period, relative to a firm's assets, commitments and obligations.
巴塞尔还将要求按照一年时间段，与机构的资产、义务和债务相关的最低的稳定资金。
In real terms the minimum wage has risen by around 60% over the same period, with the greatest benefits felt in the North-East.
以里奥(巴西币)来算的话，同期最低工资已上升了约60%，东北地区感觉得到最大的补助。
There is evidence that low solar activity increases their numbers , and the sun is currently in a period of minimum activity.
有证据证明太阳活动不足会增加其发生的数量，而目前太阳正处于最低活动期。
Active surveillance in a country that has recently interrupted guinea-worm disease transmission should be maintained for a minimum period of three years.
新近阻断了麦地那龙线虫病传播的国家需积极开展监测，这类监测应至少维持三年。
Three weeks is ideal, two weeks is reasonable, 10 days is the minimum useful period.
三周是理想的，两周是合理的，10天是一个最短有效期限。
Subjectto Art. 5 par. 3, the minimum period of loan shall be the time between twoRegistration Periods.
根据第五条第三款，租借的最短期限是两个注册期之间的时间。
Applying reliable theories, the decision-making model of optimum maintenance period for fully mechanized face equipment has been developed based on the rule of minimum running expenditure.
应用可靠性理论，得出了基于运行费用最小原则的综机设备最佳维修周期的决策模型。
Drink a minimum of 3 or 4 cups per day for a minimum period of six weeks to see results.
每天最少喝3到4杯，持续最少6周会看到成效。
If you don't like your job you should leave. Period. Attempting to define a "minimum" amount of time to stay at a job is a joke.
如果你真的不喜欢自己的工作，那就应该离开。就是这么回事。试图定义做一份工作的“最短”时间，根本是在开玩笑。
When do you think is the most appropriate period to set up the minimum wages?
你认为那个是最适合的时机推行最低工资？
The joint must not be handled or moved for a minimum of 2 minutes, after which the joint must be handled carefully until the cement has gone through a set period.
连接部位至少在2分钟之内不能处理或移动，只有在粘固剂经过一段规定时间后连接部位才能够进行处理。
Based on the characteristic of the pseudo-random code, the algorithm of identify the minimum period was given.
针对激光制导武器使用的有限位伪随机码的特点，提出了对其最小周期的识别算法。
This paper presents the specific objectives of goods location layout—to minimize the total hauling distance of in-out stock within a certain period and to lower the shelf barycenter to the minimum.
本文确立了货位规划问题的具体目标——在一定时期内出入库搬运距离之和最小和货架重心最低，并以此建立双目标货位规划优化模型。
Some hotels imposed a minimum number of nights stay during peak period, which should be adhered to.
某些酒店于旺季时须定下最少住宿晚數，此日期有待公布。
Objective To seek the proper temperature and period of cryopreservation for allogenic nerve grafts, which results in minimum rejection reaction and best nerve regeneration.
目的研究并探索一种最合适保存同种异体神经的冷冻温度和时间，以获最小的排斥反应和最好的神经再生。
There is no guarantee on the minimum number of hours of work in any given period.
不设在任何特定期间最低工作时数的保证。
By using the surface minimum temperature of 4 observational stations in the period 1971 ~ 2005 in Baiyin area, the spatial features and frost evolution were analyzed.
利用1971 ~ 2005年甘肃省白银市辖区4个台站逐日地面最低温度资料，统计分析了早、晚霜冻发生的气候特征和时间变化规律。
The minimum value of ES at the beginning of light induction period might reflect the cyclic electron transfer around PSI.
一开始出现的能量储藏极小值可能反映了诱导期间PSI的环式电子传递或非线性电子传递。
"Minimum packaging quantity" means the quantity of packaging required for the average quantity of Goods ordered by us in a 3 month period.
“最小包装数量”是指我们在三个月的期限内所定购货物的平均数量所要求的包装数量。
The severity of the leak is indicated by the minimum amount of usage during the given time period.
给定时间段内的最小用量指示泄漏的严重性。
The determination of the preventive maintenance period and replacement period makes it possible to maximize the equipment efficiency with minimum maintenance expences during its usage life.
设备预防维修期与更新期的确定，能使设备在使用期中，投入最佳的维修费用，发挥它的最大效用。
This paper analysed characteristics in the variation of mean temperature, the minimum temperature as well as the maximum temperature in the Yangtze River Valley over the period between 1951 and 2000.
分析了1951 ~ 2000年长江流域(上、中、下游)的平均气温、平均日最低气温、平均日最高气温随时间的变化趋势特征。
In this paper, some properties of the periodic functions without minimum period are shown, the main results are: the functions are discontinuous everywhere and the set of periods is dense.
本文讨论了无最小周期的周期函数性质，论证了无最小周期的周期函数的处处不连续性以及这种周期函数的周期构成的集合的稠密性。
In this paper, some properties of the periodic functions without minimum period are shown, the main results are: the functions are discontinuous everywhere and the set of periods is dense.
本文讨论了无最小周期的周期函数性质，论证了无最小周期的周期函数的处处不连续性以及这种周期函数的周期构成的集合的稠密性。
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