查询词典 period

Grain-size analysis and sedimentary structure observation show that different types of swamp deposit sections are characterized by pluvial-paludal deposit cycles, which includes a pluvial period and a paludal period.

粒度分析与沉积构造观察表明，华北平原不同类型沼泽沉积剖面都具有洪水-沼泽沉积旋回特征，每一个旋回对应一个洪水期和一个沼泽期。

The early period of Republic of China (1912-1949) is ""an active period of political experiment"". Parliamentarism is the first choice for Chinese to establish democratic regime.

民国初期是"一个活跃的政治试验时期"，议会制度是中国人建立民主政体的第一次"选择"。

There is no evidence for it in the remaining art of the Parthian period, and it is absent in the art of the Sassanian period, the resurgent Persian empire of about

没有迹象表明它是在波斯时期残余的艺术里，也没有出现在公元250——650复兴的波斯帝国，萨珊时期的艺术上。

On the west shaddock Shaddock is on the west constant green tree, crown of a tree shows a circle; The part of a historical period is great, egg form, profound change is simple, have alar part of a historical period, axillary leave aculeate, xie Senong green, luster; The flower is small, white, into get together 繖 inflorescence; Fructification is flat globose, pensile and bunchy be like a grape.

西柚西柚为常绿乔木，树冠呈圆形；叶大，卵形，厚革质，有翼叶，叶腋开有刺，叶色浓绿色，有光泽；花小，白色，成聚繖花序；果实扁球形，悬挂成串如葡萄。

The period of peptide is a new period of study of protein nutrition.

动物蛋白质营养研究已进入一个新的阶段：肽营养阶段。

Window period risk is a function of the length of the window period and the frequency of new infections among donors Incidence can be measured among repeat donors by observationOther methods are necessary to measure incidence in first-time donors: if the incidence differs, then overall risk estimates must be adjusted.

窗口期风险是献血者窗口期长度和新发感染频率的作用可在重复献血者中通过观察计算发生率必须采用其他方法检测首次献血者中的发病率：如果发病率不同，那么对整体风险的估计必须加以调整。

By measuring the time period of each oscillation of the unknown mass and comparing it to the period of a known mass, the crewmember's mass is calculated by the computer and displayed.

通过测量每一未知大规模振荡时间期间和比较来已知质量的船员的群众时期是由计算机计算和显示。

The area and the intensity of the SAH have 3.8-year oscillation period, which is consistent with the well known quasi 3-year oscillation period of the ENSO, and the years with the larger area and stronger intensity of the SAH are mostly consistent with the years of El Nino.

其明显的年际变化和年代际变化特征与热带海温异常密切相关，南亚高压的面积和强度的变化存在3.8年的主振荡周期，与ENSO循环的周期一致，并且高压面积大、强度强的年份往往与El Nino年相对应。

It is found that in the STCC the amplitude of the Rossby wave, corresponding to the SSHA oscillation with period of 70～210 days, increases when the wave propagates westward, and the amplitude is the largest in east of Taiwan. In HLCC, the amplitude of Rossby wave with period of 70～210 days doesn't increase when the wavepropagates westward.

发现在这两支向东的逆流区Rossby波的特性不同：副热带逆流区70～210天周期振荡对应的Rossby波西传过程中增幅，在台湾以东振幅达到最大；而在夏威夷背风逆流区，70～210天周期Rossby波在西传过程中不出现增幅现象。

Polar's long-term drift, 1960, the American astronomer Markowitz addressed the International Latitude Service data, pointing out that there is a long-term polar drift, and superimposed on a period of 24 years of long-period oscillation.

地极的长期漂移。1960年美国天文学家马可维茨处理了国际纬度服务的资料，指出地极存在长期的漂移，并叠加上一种周期为24年的长周期摆动。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。