下降2的英文
gdp
例句与用法
- Descend vertically two ( 2 ) meters , hold for five ( 5 ) seconds
垂直下降2公尺，保持静止停悬5秒钟。 - " taking your tie off immediately lowers the body temperature by 2 to 3 degrees celsius , " the ministry said in a statement
卫生部在一份声明中说： “摘下领带会让你的体温立刻下降2至3摄氏度。 - Weakening strike > > > with each successful attack , the attacked enemys attack and defense properties are reduced by 2 units ( cannot get below zero )
具有该技能的兵种的每次攻击都会使目标的攻击率和防御率下降2点（该效果累计，所以目标的攻防率最低能降到0 ） 。 - Shares have recovered since oil slipped more than 2 from that high , through friday ' s nymex close , though analysts suggested that an easing in oil prices wouldn ' t mean an immediate boost for the stock market
直至星期五纽约商品交易所收市，油价从最高位下降2美元，股市重振旗鼓，虽然分析师说，原油价格会软并不会立即推动股市上扬。 - In trpsin tolerance assay . this virus could resist to 1 % trpsis at 37 in an hour . in acid tolerance assay , this virus was resistant to ph3 . 0 and ph5 . 0 at 37 in 2 hours , and the average infection litre of the virus decreased little . in heat assay , at 50 , the virus was processed from 5 minutes to 150 minutes and at each condition the viral virulence reduced to some certain degree . among these conditions , when at 50 in 30 minutes . the average infection litre of this virus decreased over 2 tilre . and when al 50 in an hour , cpe of ihis virus disappeared . when time was set for an hour . but with processed in different temperature as 50 60 70 , 80 , the virus losl the multiplication capacity complelely . in biological assay , we selected different cell lines to cultivate this virus by laking advantage of possesional cells at that time in our laboratory . then we found that fcwf cell line was the most sensitive to dxmv and mdck was the second . with f81 cell line , after passaged for 12 times continuously with low concentration of fcs . the virus could produce cpe . however , with vero cell line . the virus could not procuce any cpe after many passages . the hemagglutination and lumadsorption reaction test proved that this virus had no any reaction to erythrocyte of pig , fowl and cavy . by neutrolizaion assay , dxmv could be identified as a kind of ccv
理化学研究表明，该病毒为rna病毒，对氯仿、乙醚敏感；胰酶试验中，经37 、 1小时处理的病毒，仍然能够在猫源细胞fcwf细胞上生长，并且毒力基本保持不变；耐酸性试验中，病毒分别在ph5 . 0和ph3 . 0经37作用2小时，毒力仅下降一个滴度；耐热性试验中，该病毒在恒定温度50 ，设定不同时间，从5分钟到150分钟，毒力均有不同程度下降，其中， 50作用30分钟，病毒平均滴度下降2个单位； 50 ， 60分钟， cpe消失；恒定时间1小时，设定不同温度( 50 - 60 - 70 - 80 ) ，病毒在细胞上完全丧失增殖能力， cpe消失。生物学试验，利用实验室现有条件，选择不同的细胞系对该病毒进行培养，发现该病毒对猫源细胞fcwf最敏感； mdck细胞次之； f81细胞经多次传代，亦可出现cpe ；而vero细胞则不敏感。血凝试验表明，该病毒对猪、鸡、人及豚鼠的红细胞均无血凝性。
