1. 静脉注射：试剂购自上海科华生物技术公司,批号20051213,操作及结果判断均严格按照产品说明书进行. 研究对象根据滥用方式分为A组:肌肉注射(im)+静脉注射(iv),B组:烫吸+肌肉注射,C组:烫吸+静脉注射,D组:单纯烫吸,进行比较分析.
2. 初始化向量：TKIP包括四项算法:message integrity check(信息完整性检查)(MIC),保护信息包免于遭受篡改;Per-Packet Key(单一封包密钥)(PPK)杂散化,防止有弱点的密钥受攻击;延伸 initialization vector(初始化向量)(IV),减少IV的再使用,
3. 中压调门：每台机组配有两个高压主汽门(TV)、四个高压调门(GV)、两个中压主汽门(RSV)和四个中压调门(IV). DEH(数字电液调节系统)控制系统在硬件上采用与DCS相一致的由上海FOXBORO公司提供的I/A系统,组成一个控制环网,
4. 流感病毒：1.3 流感病毒(iv)、副流感病毒(piv) 有报道称测定病毒感染期间人气道对组胺的反应性即速发型哮喘反应(iar)增加3倍,并促进迟发型哮喘反应(lar)发生,lar较iar持续时间更长,危害更大 [8] .
5. iv：iodine-value; 碘值
6. iv：input voltages; 输入电压
7. iv：introduction pneumatic valve; 进气阀
8. iv：incremental value; 增值税
1. Shanghai is also planning incentives to encourage motorists to scrape their old cars and buy new ones meeting the national IV standard.
2. The company's hybrid electric car meets the Euro IV Standard and saves 25 percent of oil under complicated urban road conditions.
3. China is to carry out a manned spaceflight around 2005 if Shenzhou IV unmanned spacecraft makes a successful test flight.
4. A doctor would administer the drug when Jackson went to sleep, then would stop the IV drip when the singer needed to wake up.
5. All new cars sold in the capital must comply with this standard and gasoline that meets China IV is now sold at gas stations.
6. Beijing is expected to adopt the Euro III standard for gas emission this year, with the Euro IV standard to be adopted by 2008.
7. Under a level IV emergency response, monitoring of emergencies will be stepped up and reported to the State Council.
8. BEIJING - The Chinese government initiated a level IV emergency response plan on Wednesday in response to a severe drought in Central China's Hubei province.
9. IV的意思
9. The Ministry of Civil Affairs has launched a level IV emergency response after the new floods hit southern China from Thursday.
10. Lau's children were thrown into the sea as the Lamma IV tilted on its way to its fatal dive.