查询词典 prevent changes

Sex of arteriosclerosis of result lower limbs is out-of-the-way 2 dimension behave disease on supersonic image for pathological changes blood-vessel inside in film is shown irregular add thick, local show strong echo spot, and to hemal antrum inside protuberant, hemal antrum internal diameter shows irregular stricture, pathological changes paragraph solid sex is low it is thus clear that inside hemal antrum echo smooth group fills up; color much general straps blood stream to show resemble showing to; of blood stream signal is not had inside hemal antrum multilayer helix CTA shows pathological change paragraph hemal area does not have comparative agent, show what side raises artery to take travel and initiative place at the same time.

结果下肢动脉硬化性闭塞症二维超声图像上表现为病变血管内中膜呈不规则增厚，局部呈强回声斑，并向血管腔内突起，血管腔内径呈不规则狭窄，病变段血管腔内可见实性低回声光团充填；彩色多普勒血流显像显示血管腔内无血流信号；多层螺旋CTA显示病变段血管区域无对比剂，同时显示侧支动脉的走行及起始部位。

By analyzing the changes of water vapor concentration and the transmittance of 2400 cm-1 along with time, the results indicate that the changes of water vapor parameter of local area environment take effect on the transmittance of atmospheric model.

结合水汽的变化情况，分析了2400 cm-1的透过率随时间变化情况，说明在局地环境下水汽参数变化会对模型计算的大气透过率带来影响。

One country economy changes in the position in the long wave, decided the changes of degree of its economy prosperity.

一国经济在长波中的位置变化，决定了其经济繁荣程度的变迁。

Objective To study the morphologic changes with age in thymocytes and to explore the effect of luteolin on the aging changes in thymocyte morphology,immunity and anti-oxidation activity in aged mice.

目的 探讨不同年龄胸腺细胞在胸腺内区域性分布的形态学变化，研究木犀草素对衰老大鼠胸腺形态学及免疫功能和抗氧化能力的影响。

There are 95.0 and 65.3 days in the lymph nodules, but the difference between the number of days each little, Along with the growth of age is gradually increasing the size of the lymph nodules; Harderian gland acinar Rebuilding area and the number increased with age, the growth and the increasing trend, 30, 60, 4 between 90 and 120 days of modest changes, but 30, 60 and 10 days. 90 and 120 days compared to larger changes.

淋巴小结在1～120日龄都存在，但数量各个日龄之间相差不大，，随着日龄的增长淋巴小结的面积有逐渐增大的趋势；哈德氏腺小叶的面积和腺泡的数量随着日龄的增长有增大和增加的趋势，30、60、90和120日龄4者之间变化的幅度不大，但是10日龄与30、60、90和120日龄相比变化幅度较大。

Macroeconomic regulation and control of any changes will affect the real estate market and operational changes.

宏观调控的任何变化将影响到房地产市场和业务变化。

The term "macroevolution" frequently arises within the context of the evolution/creation debate, usually used by creationists alleging a significant difference between the evolutionary changes observed in field and laboratory studies and the larger scale macroevolutionary changes that scientists believe to have taken thousands or millions of years to occur.

宏进化这一术语经常出现在进化/上帝创造世界的辩论中，通常是被创世论者用来声称在野外和实验室研究观察到的进化改变与科学家认为需要几千年或几百万年才发生的、较大规模的宏进化改变之间有着重大的差别。

This technique is effective because changes in residual stresses also cause very small changes in the materials magnetic permeability.

这种技术是有效的，因为残余应力的变化也令人非常小的变化，材料磁导率。

University of London, on the six volunteers were tested using a machine tickle her first subjects of the palm of the hand and magnetic resonance instrument used to record the changes in the human brain currents, and then let the subjects themselves tickle themselves, but also a record of current changes in the brain.

为什么自己挠自己不痒？提问为什么自己挠自己不痒？伦敦大学对6名志愿受试者进行了试验，她先用一个机器胳肢受试者的手心，并用磁共振仪记录下此人脑电流的变化，然后让受试者自己胳肢自己，也记录下脑电流的变化。

The changes of water content in the brain were measured. Leucocytes aggregation and margination in the microvessels, and the changes of cerebral cells and nerve fibers were observed. The levels of MDA, TNF-α and the activity of SOD were tested in the brain homogenate in rats.

对照组大鼠于制模后第1 d处死，胰性脑病组分别于造模后第1、3及7 d各处死10只动物，检测脑组织含水量，观察脑微血管内白细胞聚集及附壁现象、脑细胞和神经纤维变化，检测大鼠脑组织匀浆中TNF-α、MDA含量及SOD活性变化。

This paper designs the communication system of radio telescope FAST.

针对500m口径球面射电望远镜FAST分布式控制系统的特点完成了其通信系统的设计。

Political sheep's step-by-step a large number of fossils unearthed in the county soil Ma Ali after rural village in the middle of sallow pelitic siltstone.

步氏和政羊化石大量出土于广河县阿力麻土乡后山村，产于灰黄色泥质粉砂岩中。