目的了解有无尾丝型宫内节育器（IUD）与异位妊娠（EP）及生殖系统疾病的关系。
Objective To understand the relationship between intrauterine devices (IUDs) with and without tail and ectopic pregnancy (EP) and reproductive system diseases.
输卵管炎症及其它病变比例有尾丝组高于无尾丝组，差异有统计学意义（P<0.01）；
The differences are significant (P<0.01). (4) Proportion of oviduct inflammation and other pathologic changes is higher in the group with tail than that without tail.
钢结构系列：钢结构用高强度大六角头螺栓，扭剪型螺栓连接副，钢网架球节点用高强度螺栓，焊钉，钻尾丝等。
Steel Series: steel with high strength large hexagon head bolts, torsion shear bolt connections made, the steel truss joints of high strength bolts, studs, drill the end of wire.
烘烤效果好，采用日本进口电热丝，从头至尾色泽均匀一致；
Good baking effect, heating wire imported from Japan. Colour with clear separation from beginning to end.
不应将活跃而显眼的虎皮鱼与鱼鳍长的鱼种放在一起饲养，那些鱼种例如有神仙鱼、丝足鱼或纱罗尾杂交鱼-这是因为虎皮鱼喜欢啃咬它们的鱼鳍！
The lively and recognizable tiger barb should never be kept with long - finned species, such as angelfish, gouramis, or veiltail hybrids as they like to nibble at their fins.
公司“设备精良，质量可靠”，拥有从国外引进的高科技全自动多功能冷机、打头机、搓丝机、钻尾机等设备和技术。
The company is of the consummate equipments, reliable quality. It owns the high-tech fully automatic and multi-functional cold former, heading machine, thread rolling machine, end drill etc.
主要生产和销售六角头螺栓、六角法兰面螺栓、双头螺栓、马车螺栓、组合螺钉、钻尾螺丝、全牙丝杆。
Produce and sell six head bolt, bolt, pairs of head bolt, carriage bolt the six flange, make screw up, get into tail screw, the whole tooth silk pole mainly.
利用单斜丝热线旋转进行水平轴风力机模型的尾迹流场测量。
The panel method was used to predict the wake flow field of propeller.
丝缎般的修护触感，干旱及粗糙发尾的瞬间修护。
Silky servicing feeling, instantly service the dry and rough hair ends.
丝缎般的修护触感，干旱及粗糙发尾的瞬间修护。
Silky servicing feeling, instantly service the dry and rough hair ends.
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