4的例句大全

Other 49 similar patients group B ( M 30, F 19; age 38 ± 9 a) received salbutamol aerosol 200 μ g, qid for 4 wk.

相似患者49例（男性30例，女性19例；年龄38±9a），吸入沙丁胺醇200μg，qid。2组治疗均4wk。

Auto-tuning requires a user registered and activated SX-4 card.

自调整要求用户注册和激活希凯SX -4 卡.

Methods A total of 25 patients, 16 males and 9 females, with ages from 34 to 65 ( average 52.4 years), underwent minimally invasive TLIF assisted by the X-Tube system.

方法应用X-Tube辅助下微创TLIF治疗下腰椎病变患者25例，男16例，女9例；年龄34～65岁，平均52.4岁；

We reported a case of progressive spastic paraparesis in a 49 year old man with surgical portal systemic shunting which developed due to chronic liver disease, It developed insidiously in about 4 months following surgical shunting.

本文报告一例49岁男性病人，有慢性肝病史，在门体静脉分流后四个月出现双下肢进行性瘫痪。

The analysis on the population geographical wave indicates that there are 5 regions involved in the population geographical wave, 4 regions developing first and 2 transferring regions, from which population geographical wave spreads to the west.

人口地理波分析表明，中国有5大人口地理波波及区，4组人口地理波先发展地，2个人口地理波向西部传播的中转地。

This paper analyzes the difficulties and points out that only by means of further teaching reforms, can we overcome the troubles, can we improve the teaching quality within a wide scope, and can we upgrade CET-4 and CET-6 pass ratio of ethnic group students.

本文分析了这些困阻，提出了只有通过教学改革，才能解决这些困阻，才能大面积提高教学质量，才能提高民族学生四、六级考试通过率。

Myth# 4: What goes down must come back up; or Buy low, sell high.

谬论4：跌下去必定涨回来；或者买入低价的，卖出高价的。

Among all optional materials, LC 4 super-hard aluminum alloy has the highest performance to price ratio.

该舱体需满足测磁的技术要求,即制造材料的非磁性,且兼顾海洋作业设备轻便的特点.

The London Metal Exchange price of three-month copper, already down 5 per cent for the year, has dropped 4 per cent since the start of last week, to$ 6,650 a tonne yesterday.

伦敦金属交易所（LME）3个月期铜价格自上周初以来下跌4%，昨日报每吨6650美元。此前该合约自年初起已累计下跌5%。

The half lethal concentration of 48? h-LC_ ( 50) of 21 nitrobenzenes to Daphnia carinata was determined by use of the standard test method, and the range of toxicity was from 3.49 for nitrobenzene to 5.40 for 1,4-dinitrobenzene.

采用标准实验方法测定了21种硝基苯类化合物对隆线蚤（Daphnia carinata）的48h半致死浓度值，结果lg（1/LC50）的范围在349～540之间；

The results showed that the minimal lethal dose of Norfloxacin to embryos is 320mg/ kg embryo weight, and the lethal dose 50% ( LD60) for 3-day-old chicks 4 985+ 753.18 tag/ kg body weight.

结果表明，氟哌酸对鸡胚的最小致死剂量为320mg/kg胚重；对3日龄雏鸡的LD（50）为4985±753.18mg/kg体重。

The minimum dose of N. gonorrhoeae which can be detected by ELISA was 1 × 10 4 bacteria per ml.

淋球菌的最小检测量为1×104个／ml。

The semi-lethal dose of rotenone for subcutaneous injection is 3.601mg/ kg, and the 95% confident limit is 2.771~ 4.678mg/kg.

鱼藤酮大鼠皮下中毒的LD50值为3.601mg/kg，LD50的95%可信限为2.771～4.678mg/kg。

The combination of 4 temperature grades from 35 ℃ to 50 ℃ and 5 relative humidity grades ranging from 50% to 90% was tested to investigate the lethal threshold of the fungus.

侵染的影响，比较研究了35～50℃4个温度梯度、50%～90%5个湿度梯度组合处理对病菌的致死作用。

The specific activity and the Fmax value of AChE were increased after firstly and then decreased with induction of sublethal dose of phoxim over 4 generations.

辛硫磷LD（10）剂量连续诱导棉铃虫4代，对AChE比活力和V（max）作用表现为先抑制后诱导增加，但变化幅度较小。

In AA model group, every kunming mice were radiated with sublethal dose ( 7Gy) of X-ray, then 1 × 106 lymphocytes of balb/ c mice were infused by intravenous injection within 4 hours.

模型组：昆明小鼠经X射线亚致死量（7Gy）全身均匀照射后，于4小时内自尾静脉输入Balb/c小鼠的胸腺淋巴结细胞1×106/只。

You have worke 4 d very hard this week, so both of you should have your weekend off.

伯恩:你俩这个星期都辛苦了, 所以这个周末都应该休息.

Many people don't know the answer to this question, as it closes at around 4:30p. m in winter and 5:00p. m in summer.

很多人不知道这个问题的答案，因为它冬天下午4:30左右关门，夏天下午5:00左右关门。

The latest was offered by Representative Jose Serrano on January 4, 2013.

如最近的，2013年1月4日代表Jose Serrano提出的议案。

The whole northeastern region of Tohoku accounts for about 8 per cent of the Japanese economy, compared with the 4 per cent generated by Kobe City, said Richard Jerram, chief Asia economist at Macquarie.

麦格理集团（macquarie）亚洲首席经济学家理查德杰拉姆（richard jerram）表示，整个日本东北地区占日本经济的比重约为8%，而神户一个城市就占到了4%。