不常发生

If agreement failed, as it often does in revolutionary times, then, however, reluctantly, he would cut the Gordian knot, for the nation's government must be carried on.

如革命时期常发生的那样，如果达不成协议，那么，不管多么不愿意，他也得采取快刀斩乱麻的手段，因为国家的行政是不能中断的。

The CC MRI findings are characterized mainly by:(1)frequently-encountered multiple circular foci during the cysticercus survival:small excentric spotty images of the mural cysticercus scolex :slightly high signs on T1WI and middle-lower signs on T2WI;lower signs on T1WI and high signs on T2WI of the capsular liquid;lower signs of the cerebrospinal fluid but relatively high signs of the capsular liquid on FLAIR;and unremarkable peripheral edema;(2)scolex disappearance,enlarged capsular cavity and remarkable peripheral edema during cysticercus degeneration and necrosis;(3)lower signs on T1WI and T2WI and peripheral edema disappearance after the focal calcification;(4)findings shown by the enhanced scanning:strengthened (24/36) or non-strengthened (12/36) cyst-wall circular images;strengthened (22/36) or non-strengthened (14/36) small intracapsular spotty images;(5)cerebral-ventricular type often occurring in the third and fourth ventricles:one case in the third ventricle (1/36) and three cases in the fourth ventricle (3/36),all of suffered from obstructive hydrocephalus;(6)hydrocephalus caused by arachnoid adhesion (2/36) in meningeal type.

结果 脑实质型18例，脑室型4例，脑膜型3例，混合型11例，主要MRI特点：(1)囊虫存活期，病灶呈圆型，多发常见，附壁囊虫头节呈偏心型小点状影，T1WI呈略高信号，T2WI呈中低信号；囊液T1WI呈低信号，T2WI呈高信号；在FLAIR上脑脊液呈低信号，而囊液呈相对高信号；周围水肿不明显。(2)囊虫退变坏死期，头节消失，囊腔扩大，周围水肿明显。(3)病灶钙化后，T1WI及T2WI均呈低信号，周围水肿消失。(4)增强扫描表现为：囊壁环状增强(24/36)，或不增强(12/36)；囊内小点状影增强(22/36)，或不增强(14/36)。(5)脑室型：常发生于第三、四脑室，其中第三脑室1例(1/36)，第四脑室3例(3/36)，均引起阻塞性脑积水。(6)脑膜型：因蛛网膜粘连，而引起脑积水(2/36)。

Factious followers are worse to be liked, they follow not upon affection to him with whom they range themselves, but upon discontentment conceived against some other: whereupon commonly ensues the ill intelligence that we many times see between great personages.

喜欢帮派的门客更不为主人喜欢，因为他们投奔主人不是出于仰慕，而是为了表达对原来主人的不满；于是就常发生我们多次见到的两个大人物之间的严重误会。

Such often occurred in feudal society, and should not take place in a socialist country.

这种事常发生在封建社会中，而不应该发生在一个社会主义祖国中。

Card gram calorie expresses, this kind of phenomenon often happens when parents or teacher are not attendant, come from the student of young force family or family of social ground floor, regular meeting lends machine ride roughshod over the classmate.

卡克卡表示，这种现象常发生在父母或教师不在场的时候，来自弱势家庭或社会底层家庭的学生，常会借机欺凌同学。

Grayson: Kim, you can't litigate every emotional dispute that comes along.

Kim 你不能让每个情绪上的争执，都寻法律解决，衰事常发生。

The patient after complete hemp drops after incidental tongue ministry of block larynx pharynx, the common cause that this is respiratory tract block [3] , often happen at pulling out the narcotic after tracheal spile, skeletal flesh is flabby medicine the patient that rudimental muscle strength has not recover completely [4] , as a result of ministry of old people mouth and pharynx ministry musculature is flabby, fat person cervical short, give out when breath lose by force the snore that differ, contain chirp news sometimes, expression is not block of complete respiratory tract [5, 6] , and pulse oxygen degree of saturation (SpO2) is shown undertake the gender drops.

全麻后患者轻易发生舌后坠阻塞喉咽部，这是呼吸道梗阻的常见原因[3]，常发生于拔除气管插管后麻醉药、骨骼肌松弛药残留肌力尚未完全恢复的患者[4]，由于老年人口部和咽部肌肉组织松弛，肥胖者颈部短，呼吸时发出强弱不等的鼾声，有时带有哨音，表现为不完全呼吸道梗阻[5，6]，而脉搏氧饱和度(SpO2)呈进行性下降。

E. , when they run under low temperature in winter, the formation of frost on airside heat exchanger surface has become a common problem, which leads to degradation of heating capacity and has effects on its normal running.

主要表现在机组冬季运行时，当空气侧换热器表面结霜时，会减小机组的供热能力并影响其正常工作，常造成机组运行的不稳定，使机组运行中常发生故障，甚至于停机。

DNA methylation is a kind of ordinary pheonemena in eukaryote.

DNA甲基化是高等真核生物中经常发生的现象，这种表观遗传学改变常发生在基因的启动子区域，并且不改变DNA序列和遗传密码，具有可逆性，在基因转录调控中发挥重要作用。

Temporal bone fracture occasionally occurs, but a pure fracture of tympanic portion of the temporal bone is less common.

颞骨骨折并不罕见，但是单纯的颞骨鼓室部骨折则不常发生。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐