查询词典 periods

Suggested causes of ice age periods include the positions of the continents, variations in the Earth's orbit, changes in the solar output, and vulcanism.

导致冰河期形成的可能原因包括：大陆的位置，地球轨迹的变化，太阳辐射的输出，以及火山的作用。

Then this paper does the further study on the growing trend of new types and the reasons why different types changed during different periods. Meanwhile, the paper focuses on the problems that existed in Chinese current TV program of synthetic art such as an overwhelming trend of over-entertainment and vulgarism. Finally, the paper try to suggest some worthy idea for the healthy development of TV program of synthetic art.

接着本文对电视综艺节目的发展趋势，以及电视综艺节目发展与演变的原因进行了分析，指出了当前综艺节目存在的过度娱乐化以及庸俗化的倾向，并在前文研究的基础上对综艺节目的良性发展提出了建议。

The site is also important during the spring and autumn migration periods, particularly for wader populations moving along the west coast of Britain.

在春季和秋季的迁徙期默西河口也是非常重要的，特别是对沿着英国西海岸的涉禽数量。

The fetus has periods of sleep and wakefulness and actually responds to sounds.

胎儿已时期的睡眠和清醒和实际回应的声音。

Overcome bad weather , low crew morale and warlike tribes in total of 21 unique levels and 3 different time periods.

克服恶劣天气，低船员的士气和好战的部落共有21个独特的水平和3种不同的时间。

Based on different periods' physiognomy, hydro-meteorological, losses of floods and waterlog, and construction projects situation in the Liaohe River Basin, we calculated and estimated the economic benefits of waterlog control synthetically.

根据辽河流域各历史时期的地形地貌、水文气象、洪涝灾情、水利工程建设状况等条件，通过综合分析论证，对该流域治涝系统工程减免水涝灾害的经济效益进行计算与评价。

All of these periods are integrative. They don't have obvious watershed.

这些时期是融会贯通的，并没有明显的分水岭。

Understand that long-turn friendship wax and wane Long-term friendship are similar to marriage in that there will be both periods of excitement and dullness.

友情也会有盛衰长期的友情同婚姻一样，既有兴奋期，也有觉得乏味的时候。

Remove the batteries when they become weak or when the unit is not in use for extended periods.

干电池的接触部位务必保持清洁。

Remove the batteries when they become weak or when the unit is not in use for extended periods. This will prevent damage to the unit from battery leakage at such times.

如电池耗尽，或长时间不使用本机，请及时取出电池，以免本机因电池漏液而受到损坏。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。