以下为句子列表：
英文: CHICAGO, No. 29 -- When sperm motility is only minimally impaired by aricoceles, spermatic ein embolization may improe fertility, German researchers reported here.
中文: 芝加哥，11月29日——德国研究人员称，当精子活力只是最低程度的受精索静脉曲张影响时，精索静脉栓塞可提高生育力。
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英文: In urology, the first successful clinical application was laparoscopic ligation of internal spermatic vein to treat varicocele in 1991.
中文: 泌尿外科中，1991年首先成功地运用腹腔镜进行内精索静脉结扎术来治疗精索静脉曲张。
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英文: Main products:veterinary metallic injector,veterinary continuous injector,veterinary plastic steel injector,ox earlabel,pigearlabel, goat ear label,ear label clippers and diverse veterinary scalpels, pig-purpose water dispenser,spermatic duct.etc.in a tot
中文: 主要产品：兽用金属注射器、兽用连续注射器、兽用塑钢注射器、牛耳标、猪耳标、羊标钳和各类兽用手术刀具、猪用饮水器、输精管等上百个品种任广大经销商和用户选购选用。
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英文: The men, all of whom had aricoceles associated with oligoasthenospermia, were treated from 1998 to 2004 with endoascular embolization of their spermatic eins using distal coil embolization in combination with proximal sclerotherapy using aethoxysclerol.
中文: 所有精索静脉曲张伴少弱精子症的男子，在1998年到2004年间行精索静脉内栓塞治疗，方法为远端螺旋栓塞配合近端聚乙二醇单十二醚硬化治疗。
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英文: B, 0 females were divided two grous, 8～0 hours spermatic before ovulate and near ovulate;
中文: B方法对0头母牛分为排卵前8～0h输精和接近排卵输精；
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