查询词典 seasonal

In the future for a long time, it may be converted to seasonal influenza.

在今后相当长的时间里，它可能会向季节性流感转换。

Water temperature was the most important factor for such seasonal variations of mcirozooplankton,especially for tintinnids and copepod nauplii.

宝珠屿海区(18测站)微型浮游动物丰度和生物量的周年变动为120～3920个/L和0.61～35.2μgC/L，胡里山外海区(27测站)分别为227～4590个/L和0.95～27.99μgC/L。

The results exhibit seasonal periodical ventilation of the coralline Ba/Ca ratios with higher Ba/ca ratios in spring and autumn and lower in winter and summer.

结果表明，该珊瑚的Ba／Ca比值具有明显的双峰态的季节变化，其中春季和秋季Ba／Ca比值较高，而冬、夏两季则较低。

The results indicated that the seasonal changes in physiological constants,including corpulence, body corpulence, liver coefficient and adipose corpus coefficient, were obvious.

结果表明：肥满度、躯体肥满度、肝系数、脂肪体系数的年周期变化明显，与生殖周期密切相关，最小值都出现于蛙的两次繁殖高峰期。

But the working condition of the screw pump is so rigorous that the ordinary rubber could not fulfill the requirement of the terrible working condition such as high temperature,high pressure,long working hours,corrodent,seasonal stress and so on.

但采油螺杆泵工作条件十分苛刻，如高温、高压、工作时间长、磨蚀性介质、周期性挤压力等等，传统的定子橡胶已临近其性能极限。本文主要讨论纳米CaCO3和PVC树脂对丁腈橡胶的改性效果，综合提高丁腈橡胶的强度、耐油、耐磨等性能，通过改性使得丁腈橡胶能够满足采油螺杆泵定子材料的性能要求。

Both species demonstrated seasonal variation, as corticosterone was higher in the rainy season than in the dry season.

两种羚羊皮质激素水平有季节性变化，表现为雨季皮质酮水平高于干旱季节。

My pension has been renegotiated, and in lieu of a monthly check I'll receive a crateful of seasonal fruit.

你要问我什么是合适的惩罚，我想合适的惩罚是让我带着内疚活着。

Mohammed Ali , Lord Cromer and Gamal Abdel Nasser all launched major projects to control and harness the river's seasonal floods; now Mubarak is following in their footsteps not by saving the delta, but by creating a bewildering array of canals and pumping stations that draw water out from the Nile into sandy valleys to the east and west, where the desert is slowly being turned green.

穆罕默德。阿里、克罗默勋爵、以及贾迈勒。阿卜杜-纳赛尔都曾启动大型项目来控制和治理这条河流的季节性洪水。如今，穆巴拉克也跟随着这些前人的脚步。但是，他却不是为了拯救这条河流，而是建起一套复杂的运河网络和抽水站，将尼罗河水抽出，输送到东部和西部的沙漠峡谷。因此，那里的沙漠正逐渐染上了绿意。

Mud crab is an important economic crustacea, living in estuary waters. Great impact on biochemistry composition in tissues always is exerted by environment temperature, which usually fluctuates with seasonal changes.

锯缘青蟹是生活在河口海区的一种经济甲壳动物，环境温度对其生化组成具有重要影响，而其环境温度是随季节变化而不断变化。

Winter, like its seasonal ice, is crystal-clear.

冬天，喜欢它的冰的季节，是十分清楚的。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。