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Secondly, according to the stem and leaf anatomy, leaf epidermis, pollen morphology and floral development, it is found that there are no close relations between Acorus and Typhales, especially in the aspect of floral development. In the course of floral development of A. calamus, neither bracteloe primordium nor common primordium occurs in the whole course. Early development of the flower is strongly unidirectional. Three shield carpels develop into a pistil. In Sparganium fallax, each female flower has a bracteole. The bracteole primordium and the floral primordium originate from a complex structure. A single saccate carpel develops into a pistil. In staminate flowers, petal and stamen primordia initiate spirally.

菖蒲属与香蒲目的茎叶解剖特征、叶表皮特征、花粉特征及花器官发生特点等亦存在着明显区别，特别是花器官发生特点差异尤为显著，如菖蒲属花器官发生过程中，没有苞片原基，也不存在任何形式的复合原基，花被与雄蕊原基均以单向性方式发生，雌蕊由3心皮发育而成，具有&盾状心皮&的特点等，黑三棱属则有苞片原基发生，且苞片原基与雌花原基起源于共同的复合结构，雄花的花被原基和雄蕊原基均以螺旋状方式发生，雌蕊由单心皮发育而成，未发现有2或3个心皮原基或其痕迹的现象，体现出&囊状心皮&的特点。

Course builds the base that is course construction, professional construction, more sponsorial ability fosters the main base sex of quality and norms to work.

课程建设是学科建设、专业建设的基础，更是保证人才培养质量和规格的重要基础性工作。

Methods17 cases with striae graviderum in abdomen were treated by radiofrequency at 200～600j, five times for a course of treatment, meanwhile, taking photographs and observing the reaction before and after treatment.results17 patients had treated for a course of treatment, the total effective rate was 94%.there were not any complication.conclusionradiofrequency is a non-invasive and effective treatment for striae gravidarum.

应用射频治疗仪对17例妊娠纹患者进行治疗，治疗能量200～600j，5次为一疗程，治疗前后给患者拍照，并观察疗效。结果：共治疗17例患者，16例治疗1个疗程，总有效率为94%，未出现任何皮肤灼伤等并发症。结论：射频治疗技术无创、安全，是治疗腹部妊娠纹的一种较好方法。

In addition to completing all required courses and receiving the minimum credits for graduation of the major, students may take a minor and the course of minor is the same as the optional course under the semester credit limit of STUT regulation.

学生所修辅系学分应在主系规定最低毕业学分数以外加修，其辅系课程视为学生之选修科目，受学则学期限修学分数之限制。

Methods: Study and collect 66 cases of inefficient epilepsy for 7 years, among which 41 examples were turned to validity through the further treatment ,but 25 examples were still inefficient .We analyse the inefficient reasons, then begin the further treatment again, still inefficient 25 example cases are different in following aspects such as the tipe of episode , course , the result of CT or MR , the abnormal degree of electroencephalogram before treatment, the medicine used befor, the course of treatment, the disease history, the tipe of the symptoms before episode, the frequency of episode, the inducing reasons, the age, the sex and so on.

调查收集近7年所治小儿癫痫无效病例66例，其中41例经进一步治疗转为有效，25例经进一步治疗仍无效，分析无效的原因，进一步调查经治疗仍无效的25例病例，在发作类型、病程、CT或MR检查结果、疗前脑电图异常程度、就诊前所用药物、疗程、既往病史、辨证分型、发作先兆、疗前发作频率、诱因、发病年龄、性别方面与有效病例的区别。

Equally to many boys language and literature course seems to be a unchallenging course of studying, which is too perception to them.

观点很好，可以用一些其他例子，句子语法有点混乱，最后一点也可以说学生的兴趣是不断变化的

Beijing Municipal Institute of Hydraulic Engineering Planning Design and Research,Beijing 100044,ChinaAbstract:Daning Surge Tank,the surge structure of the Channel of the South-to-North Water TransferProject,connects the PCCP pressure pipe on upper course,and the water delivery underdrain on lower course with the function of adjusting the pressure and the flow rate of water delivery and the function of recession,which is important to the security of the project and the water delivery.

大宁调压池是南水北调中线工程北京段总干渠上的调压建筑物，上游连接PCCP压力管道，下游连接钢筋混凝土低压输水暗涵，具有调节供水压力、供水流量和退水功能，对保证工程安全和供水安全具有重要作用。

Chengdu as Sichuan's provincial capital city, will meet the tide of the new curriculum reform, unevadable, the elective course will become us to advance the new curriculum reform a big difficulty, therefore the author will make an antecedent investigation specially on the language elective course to Chengdu several kind of middle schools.

成都市作为四川省的省会城市，不久以后便会迎来新课改的浪潮，不可回避的，选修课将成为我们推进新课程改革的一大难关，因此笔者专门就语文选修课对成都几类中学作一个前情调查。

Review the historical course that this one theory forms seriously, discuss the condition of its establish, academic to deepening thought of understanding Deng Xiaoping logic and historical photograph develop course unifiedly, have important academic sense.

认真回顾这一理论形成的历史过程，探讨其确立的条件，对加深理解邓小平思想理论逻辑与历史相统一的发展历程，具有重要的理论意义。

As for the geographical location of the characteristic performance, it is quite natural that the country in which the party liable for the performance is habitually resident or has his central administration (if a body corporate or unincorporate) or his place of business, according to whether the performance in question is in the course of his trade or profession or not, should prevail over the country of performance where, of course, the latter is a country other than that of habitual residence, central administration or the place of business.

关于地理的位置那特性表现，它相当天然国家在哪一个宴会有义务的为表现习惯地居民或者有他的中央行政(如果一个身体企业的或者不合并)或者他的地方生意，根据到是否表现在疑问是在他的期间贸易或者职业，应该在表现的国家上方采用哪里，当然，后者习惯住宅是除了那之外一个国家，中央的行政或那地方生意。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。