period的例句大全

In order to understand better the process of hydrocarbon formation and the effect of the top land crevice and the oil layer of the cylinder liner on unburned hydrocarbons during cold start and idling period, the temperature of piston top land and liner has been measured.

为了更好地弄清起动和怠速时发动机缸内未燃碳氢生成过程以及顶岸间隙和油膜对缸内未燃碳氢的影响，测量了起动和怠速过程活塞顶岸壁面和缸套壁面温度。

The system motion turns to quasi-period from equilibrium, and this is true for cracked-rotor at the cracked rotor oil film critical instability rotational speed.

裂纹转子在油膜临界失稳时的系统运动亦为拟周期运动。

During the11-year period covered by the study, 61 outbreaks of enteric fever were reported, and Salmonella paratyphi A ( SPA) became the predominant causative agent in the province.

在研究开展的11年间，共报告了61起伤寒肠热病暴发，甲型副伤寒沙门氏菌（SPA）成为了该省份的主要病原体。

Is it morally right to sentence a young person to a period in custody?

判决未成年人一段时间的拘留从道德上讲公正 吗 ?

The debate on official historian between Han and Liu occurred in the early 9th century, Yuan he year of Tang Xianzong Reign Period.

韩愈和柳宗元关于史官问题的辩论，发生于九世纪初唐宪宗元和年间。

Study on Shoot Length and Sowing Period of Corn Seed Lagging Cover Treatment after Germination

玉米种子催芽包衣处理的芽长及播种时期的研究

Sample period, the rising trend of Chinese insurance companies profit efficiency level were flat; Chinese insurance cost control mechanism has been continuously improved, the overall trend of cost effective level showed slight upward.

样本期内，中国保险公司的利润效率水平呈平缓上升的态势；中国保险公司的成本控制机制得到了不断完善，成本效率水平呈现出整体略上升的趋势。

The application of thermo-spraying to anti-corrosion of oil tanks has some distinguished advantages such as good anti-corrosive effect, long period of service and low cost of upkeep.

热喷涂技术应用于油罐防腐具有防腐效果好、使用寿命长、维修费用低等特点。

The results show that the dredging river has a good effect on reducing channel ′ s deposition and lowering flood stage in a certain period and a certain reach.

研究表明，在一定的时段和一定河段内，挖河对于减少河道淤积及降低洪水位都有较好效果。

The second phase is the most important one in total cooling process for that it is operated on the most complicated condition and at the longest period.

停堆冷却过程中运行时间最长、问题最复杂的是应急堆芯冷却系统投入冷却阶段，是整个冷却过程中最关键的阶段。

Most websites sell their ad space for a set time period.

大多数网站以一段固定期限来销售其广告空间.

The actual assessable period of the taxpayer shall be determined by the competent tax authorities according to the magnitude of the tax payable of the taxpayer;

应纳税所得额的计算：纳税人的具体纳税期限，由主管税务机关根据纳税人应纳税额的大小分别核定；

A cost that will benefit more than one accounting period usually is recorded by debiting an asset account.

超过一个会计期间受益的成本常常通过借记一个资产账户。

The emperor of Japan accepted the Potsdam Proclamation and surrendered at discretion in August 15, 1945. The American army garrisoned Japan in the name of Allied Forces, which drove Japan's English education into a critical period.

1945年8月15日，日本接受《波茨坦公告》，宣布无条件投降。美军便以联合国军的身份进驻日本，对日实行全面占领。

Prior to the fulfillment of the term of protection, the software copyright holder may apply to the software registration administration organization to extend the protection by 25 years, although the period of protection may not exceed 50 years at the longest.

保护期满前，软件著作权人可以向软件登记管理机构申请续展二十五年，但保护期最长不超过五十年。

Logical atomism is an important period of studying the certain knowledge in the history of philosophy, and which has important historic and immediate significance.

逻辑原子主义是哲学史上探索知识确定性的一个重要阶段，研究它具有重要的历史意义和现实价值。

Electrophysiological study on the variations of functional refractory period in atrioventricular node

房室结功能不应期变异性的电生理研究

Results: Captopril decreased incidence of arrhythmia in ischemic and reperfusion periods, and improved atrial ventricular block recovery in reperfusion period.

结果：卡托普利减少缺血及再灌注期心律失常的发生，加快再灌注期高度房室传导阻滞的恢复。

The most vulnerable period was the first 30 days following the loss.

最危险的时期是亲人故去后的最初30天.

The results show that the motion of atomic mass centre leads to the periodic evolution of the dynamics of the field phase and this period depends on the field mode structure parameter.

结果表明：原子质心运动导致场相位动力学的周期性演化，场模结构参数决定其周期的大小。