母亲吸烟仍旧是婴儿猝死症的最大的危险因素之一。
Maternal smoking remains one of the biggest risk factors for cot death.
在卵孵化之前，水渍状褐变部位迅速形成坏死症状。
The watery lesions rapidly led to the formation of conspicuous necrotic symptoms before the eggs hatched.
DH株系中的杀卵特性是通过叶鞘上杀卵反应产生的坏死症状表现的。
Ovicidal trait in DH lines was phenotyped by necrotic symptoms on the leaf sheaths due to ovicidal response.
＂髋支撑关节＂是一种临床骨科用于治疗股骨头缺血坏死症的新型非永久型假体。
The hip support joint is a new nonpermanent prosthesis for the treatment of ischemic necrosis of head of femur in orthopedics.
型魏氏梭状芽孢杆菌XP5株分离自典型猝死症病猪，将其制成氢氧化铝灭活疫苗。
An inactivated aluminum hydroxide adjuvant bacterin was produced with the Clostridiun welchii type A strain XP5 which was isolated from a typical sudden death diseased pig.
烟草黄斑驳坏死病毒(TYMNV)是近几年来从我国烟草上新分离到的一种病毒，引起烟草植株的黄斑驳坏死症状。
Tobacco yellow mottle Necrcrsis virus (TYMNV) is a newly isolated virus from the tobacco fields in China. It causes yellow mottle necrosis on tobacco plant.
烟草黄斑驳坏死病毒(TYMNV)是近几年来从我国烟草上新分离到的一种病毒，引起烟草植株的黄斑驳坏死症状。
Tobacco yellow mottle Necrcrsis virus (TYMNV) is a newly isolated virus from the tobacco fields in China. It causes yellow mottle necrosis on tobacco plant.
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