初经

PCOS seemed to display a familial clustering phenomenon, 40.0% patients having family history. The research showed that the degree of oligomenorrhoea was more serious in the patients who had a family history and the rate of amenorrhoea was high (18.9%).

PCOS具有家族聚集性，有家族史的患者月经稀发程度较无家族史者严重，闭经发生率更高(18.9％)；激素水平上，T、黄体生成素值较无家族史者增高，差异有统计学意义，而月经初潮年龄、体重指数、E2和LH/FSH比值的增高无差别。

Songkran originated from India, who is India's Brahmanism a religious ceremony, followed by absorption of Buddhism, Myanmar imported by Yunnan region, about 14 in the 13 century to the beginning of the century, dating back 700 years of history .

泼水节源于印度，曾经是印度婆罗门教的一种宗教仪式，其后为佛教所吸收，经缅甸传入云南傣族地区，时间约在十三世纪末至十四世纪初，距今有700年历史。

Songkran originated from India, India, Brahmanism was a religious ceremony, followed by Buddhism, is absorbed into Yunnan through Myanmar territory, about 14 in the 13 century to the beginning of the century, since 700-year-old .

泼水节源于印度，曾经是印度婆罗门教的一种宗教仪式，其后为佛教所吸收，经缅甸传入云南傣族地区，时间约在十三世纪末至十四世纪初，距今有700年历史。

By screening media fresh calfskin decomposition and activity detection one strain was screened with collagenase activity about 35.97U/mL.

经活性平板初筛牛皮消化实验和活性测定筛选得到一株胶原蛋白酶活性为35.97U/mL的菌株。

The new model targeted on Cathepsin K was proved to be feasible and effective in the screening for antiosteoporosis drug.

初筛以抑制木瓜蛋白酶的活性为指标，经筛选从1000株真菌中得到9株具有较强抑制效应的真菌，复筛采用对纯化的组织蛋白酶K的特异性抑制效应为指标。

It deals with the invention and development of time-keeping apparatus in our country during a historical period of some three thousand years, tracing this development from remote antiquity with its sundial and clepsydra making use of the shadow of the sun down to the Dynasties of Han, Sui, Tang and Sung with their water-powered astronomical clockworks...

自远古利用日影的圭表和日晷起，中间经汉、隋、唐、宋等朝代，附装在水力天文仪器上的水力天文钟，都采用了齿轮和凸轮的传动，即已都属于机械性。元代郭守敬以后，到明初的詹希元，更发展到独立时钟机构，並有了指针和表盘。可是近四百年，即自明代万历年间，西洋的自鸣钟传来我国，我国在计时器方面的工作，始终在模制阶段，自己的发明遂归于停顿。那次会议闭幕以后，会中曾用英文出版一次，我国1956年12月，《天文学报》4卷2期用中文出版一次。现在根据一些新资料，重新加以增删和改正。

Sewage flows to periphery water chute via the central current stabilizer.

污水经十心稳流筒布后流向周边溢水槽，随着流速的降低，污水中的悬浮物初分离而沉降于池底，山刮板将沉淀的污泥刮集到，中心集泥槽十，靠静水压力将其从污泥管排出。

Ata28 strain was mutated by UV with the most optimum mutant time, including 10, 20, 30s, that was chosen by the trial tests, considering the lethality rate and positive mutation rate of Ata28; it was found that 15 mutant strains were shown antagonism against Tbs3 strain by antagonism test on PDA plate, inhibition zone of mutant strains exceeded the original strain Ata28, and the maximum of inhibition zone reached 9.4mm; the mutant strain Uv-126 was found most effective in tobacco brown spot control and a rate of efficiency control reached 52.2% on tobacco plants three days after bacteria spraying.

采用硫酸二已酯诱变Ata28菌株，通过预备实验，计算Ata28菌株在不同诱变时间的致死率和正变率，选择该菌株的最佳诱变时间20min，40min，60min诱变；通过平板对峙培养，筛选出17个突变菌株在PDA平板上可明显抑制Tbs3的生长，抑菌带高于出发菌株Am28，抑菌带最大值达10.5 mm；经温室控病初筛和复筛试验，获得了对烟草赤星病有较好防效的突变菌株Des-66、Des-50，烟苗经Des-66、Des-50菌液处理3d后，接种Tbs3的防治效果达52.0％、56.6％，比出发菌株Ata28的防治效果好。

Hot-rolled seamless tube rolling with the beginning of continuous casting slab or slabs as raw material, after reheating furnace heating, high-pressure water descaling entered the rough mill, roughing cut is expected by the head, tail, re-entering the finishing mill, the implementation of the computer controlled rolling, and finally after rolling through the laminar cooling and coiling machines Coiling, becoming straight hair volume.

热轧无缝管用连铸板坯或初轧板坯作原料，经步进式加热炉加热，高压水除鳞后进入粗轧机，粗轧料经切头、尾、再进入精轧机，实施计算机控制轧制，终轧后即经过层流冷却和卷取机卷取、成为直发卷。

In 1980, by Zhao Puchu, president of the proposal introduced by the Chinese Buddhist Association of Master Ching scheduled to Zhejiang Tiantai Guoqing Temple preaching preaching. In 1983, the Qing Chengdu, Zhao Juesi set by the Master of all the monks ceremony invitation, abbot Zhaojue Si.

1980年，经赵朴初会长提议，由中国佛教协会介绍清定法师到浙江天台山国清寺讲经弘法。1983年，清定法师受成都昭觉寺全体僧人礼请，住持昭觉寺。

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