引起

The symptoms involved were vein-clearing, yellow or green veinbanding, typical mosaic, rugosity of leaf lamina, dwarfing and rosetting.

第一型在烟农特400号和心叶烟上不引起花叶，而第二型在烟和心叶烟上都能引起系统性花叶。

Five kinds of bacteria were isolated from disease Meretrix meretrix and culture water (two isolated from the M. meretrix, three from the culture water) in Lvsi harbor, Jiangsu province. The results of infection showed that strain WG1702 can cause disease with the mortality rate 100 percent and the same symptoms as original. It was cued that strain WG1702 was the pathogenic bacteria and caused the death in large scare, a preliminary research was done on the bacteria including morphological, physiological, biochemical characteristics, phylogenetic position and pathogenic. Strain WG1702 was a straight-rod gram negative bacterium, the physiological and biochemical indicators were lysine decarboxylase, ornithine decarboxylase, reduction of NO3- to NO2-, mannitose, oxidase and methylred reaction positive, arginine decarboxylase, arginine dihydrolase, salicin and voges-proskauer negative.

本文从江苏吕泗文蛤养殖区发病文蛤和养殖水体中分离到5株优势菌(病蛤中分离到3株优势菌，养殖水体中分离到2株优势菌)，人工感染实验结果显示，菌株WG1702能引起供试文蛤发病，死亡率为100%，且发病症状与原发病症状相同，提示该菌是引起文蛤大面积死亡的主要致病菌，对其形态、生理生化特征、分类地位及致病性进行了初步研究，菌株WG1702为革兰氏阴性菌，直杆状，生理生化指标为：赖氨酸脱羧酶、鸟氨酸脱羧酶、硝酸盐还原、甘露糖、氧化酶、甲基红阳性，精氨酸脱羧酶、精氨酸双水解酶、水杨素、V.P阴性。

About half of ectopic pregnancies occur because of an identifiable lesion such as chronic salpingitis from pelvic inflammatory disease or adhesions from appendicitis, endometriosis, or previous laparotomy .

大约有一半的异位妊娠是由于盆腔炎性疾病而引起的慢性输卵管炎、阑尾炎、子宫内膜异位症或是由于曾做过剖腹手术而引起的。

The etiology was simple obesity in one case, fiber streak of penis sarcolemma in 9 cases.

病因由单纯肥胖引起1例，由阴茎内膜纤维条索引起9例。

Background: Sclenus anticus syndrome is a disease caused by scalene anterior muscle edema, proliferation and spasm, lifted the first rib, resulted in scalenus muscle interspaces constriction, crushed the brachial plexus and subclavicalar A.V.

背景：前斜角肌综合征是指各种原因引起前斜角肌水肿、增生，痉挛并上提第一肋，导致斜角肌间隙狭窄，卡压穿行其间的臂丛神经及锁骨下动静脉而引起相应临床症状的疾患。

There were two kinds of mechanisms closely related to the surface charging phenomena of insulating materials, i. e., the secondary electron emission occurred over an insulator, and charge injection and accumulation occurred inside an insulator.

探讨了固体绝缘材料在沿面闪络进展过程中的表面带电机理，将其分为二次电子发射引起的表面带电以及电荷注入和入陷引起的带电两个过程。

Integrative analysis on the developing course and pathogenesis Rimerella anatipestifer infection is septicemia-type infectious disease, which is addicted to intrude into serous membarance all over the body, cause serous-fibrinous or fibrinous serous membarance inflammation. The pathogenesis is that RA firstly causes local inflammation, then rapidly break through the defensive organizations into blood. After the proliferation in blood, RA located mainly in serous membrane all over the body, cause inflammation in here and DIC and result in septicemia.

疾病发展过程及发病机理的综合分析鸭疫里默氏菌病是一种主要侵嗜全身性浆膜的败血型传染病，其病理过程主要是鸭疫里默氏菌首先在感染局部引起炎症灶，当机体的防御能力显著降低时，鸭疫里默氏菌迅速突破机体的防御机构，从感染灶不断侵入血液，经血液扩散到全身，主要定位在全身的浆膜，引起全身多发性浆膜炎并发展为败血症。

Many of these are actually caused by other chemicals in cigarette smoke or in smokeless tobacco products.

大多数的病实际上都是由烟中的其他的化学物引起的或无烟的烟草产品引起的。

Unfortunately, they are generally ineffective for resolving spasmodic events and commonly cause side effects, particularly gastric problems.

但是，这些药物却无法缓解痉挛引起的疼痛，并且通常会引起药物副作用，尤其是胃部疾病。

Fly strike dermatitis occurs at the tip and folds of the ear in dogs. It is caused by bites of the stable fly, Stomoxys calcitrans.

蝇叮咬引起的皮炎通常发生在犬只的耳尖或褶皱处，由某些蝇类叮咬引起，如厩螫蝇。

And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.

同时，论述了一体化管理体系构建中的几个主要问题，包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。