查询词典 period

They Silurian period of evolution, which appeared in the Carboniferous period there is 70 cm away from the large dragonfly wings.

它们在希留利亚纪时期进化，而到石炭纪时期则出现有七十公分翅距的大型蜻蜓。

We spread the feeling machine to study the simple pendulum vibration period with a 霍 of switch 尔, perfect the diagraph of the gravity acceleration;We will gather a 霍 of switch 尔 spreads the feeling machine to used for measuring the spring coil to flap the son makes JIAN3 XIE2 vibration of period, further tested to find out inertial quantity of the object;New gather a 霍 of switch 尔 spreads the feeling machine to provided a kind of precision to measure the 磁 damping coefficient and new method of the glide coefficient of friction of the materials that the magnetism slips the piece for us;Gather a 霍 of switch 尔 spreads the feeling machine and can also used for the verification machine can guard the 恒 laws etc.

我们传布了感觉机器用开关尔的霍学习简单的钟摆震动时期，使地心引力加速的分度尺完美；我们将会聚集开关尔的霍传布感觉机器到为测量要拍打儿子的卷作时期的 JIAN3 XIE2 震动的春天用，更进一步测试发现物体的不活泼的量；新的聚集开关尔的霍传布感觉以机器制造提供一种精密测量磁湿气磁性滑倒块的材料摩擦的滑动系数的系数和新的方法因为我们；聚集开关尔的霍传布感觉机器和罐子也用因为确认机器能及其他保卫恒法律。

Theory analysis and the measured data are shown that excitation pulse in pile integrity testing is silimar to half-period of the sine curve, and different exciting methods produce signals with different period of time, so its frequency composition is also different.

理论计算及实测资料表明，反射波法基桩动测激振信号近似为半周期正弦波，不同激振方式产生的桩顶速度脉冲信号宽度不同，相应频率成分也就不同。

Yunnan Copper's smelter to another production, production workers into a period of training period.

云南铜业冶炼厂另一个生产，成为一段时间的训练期的生产工人。

Yunnan Copper smelter's another to stop production, production workers into a period of training period.

云铜旗下的另一家冶炼厂也要停产，停产期变成了工人的培训期。

The core issue in solid geometry in the senior middle school period is the capability of spatial imagination for a long period of time.

空间想象能力一直是高中立体几何的核心问题。

A recording pulse signal includes a mark period irradiating the laser beam for forming the recording mark and a space period in which the recording mark is not formed.

记录脉冲信号包括照射激光束以便形成记录标记的标记期间和其中不形成记录标记的间隔期间。

Part Three: exams the theory forming and developing process of socialistic cultural construction with Chinese characteristics, discusses its scientific connotation and grand significance for this theory, including having been gained the splendent achievements under guided by this theory in the domestic cultural construction in this period, and clarities that, the socialistic cultural construction with Chinese characteristics is the other span-new period in Chinese modern cultural developing history.

第三章：考察了中国特色社会主义文化建设理论形成和发展的过程，论述了这一理论的科学内涵和重大意义，以及在这一理论指导下我国新时期文化建设所取得的辉煌成就，阐明了中国特色社会主义文化建设是中国现代文化发展史上的又一个崭新的阶段。

Sparker source is a good type of seismic source used in marine engineering seismic prospecting. Because of the importation dependence before the tenth five-year period, the expense was enhanced and the period was extended of equipment maintenance.

电火花震源是海洋工程地震勘探作业中一种较好的震源，但"十五"之前我国的电火花震源主要依靠进口，仪器维护费用高、周期长。

Methods: 33 neonates suffering from BE were retrospectively observed including 18 cases in warning period and 5 cases in spasmodic period.

目的：研究脑红素中毒性脑病的高危因素、治疗时机、治疗方法与预后的关系。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。