历时

调查和访问的时间将历时三个月左右，所搜集的资料和数据将通过SPSS来进行统计和分析。

The time investigating whether and visiting will last for three months or so , the what be collected data and data will count and analyse by being in progress coming SPSS .

本研究对北京市进行了大气中持久性有机污染物多溴联苯醚（PBDEs）和大气颗粒物中宇宙射线成因核素7Be的历时一年的同步采样和分析。

This study of Beijing persistent organic pollutants in the atmosphere of polybrominated diphenyl ethers ( PBDEs ) and atmospheric particulate matter in the cosmic ray nuclide ' Be has investigated last years synchronous sampling and analysis .

他们在中心球场历时四个小时的比赛是一个壮举。

Their four-hour match on Centre Court was an epic .

修复工作历时4年，耗费近4,000工时。

The restoration took almost 4,000 man-hours over four years .

他在他的酒店举行了一场历时3个钟头的家庭卡拉OK演唱会，其间高歌了辛纳屈和甲壳虫乐队的一些热门歌曲。

He held a three-hour family Karaoke session in his hotel , belting out Sinatra and Beatles hits .

我们航行到英国将历时一周。

The voyage to England will take us a week .

对该案历时三年的调查毫无结果。

The three-year inquest into the case has proved nothing .

这部巨著历时十年始告成。

This magnum opus took ten years to complete .

手术历时三个小时。

The operation took three hours .

在历时九个月的实验期间，儿童确实学会了如何操作摇杆与按键。

Over the nine-month duration of the experiment , the youngsters did indeed learn how to manipulate the joystick and buttons .

这是一项历时40年的研究的结果,该研究跟踪了来自波士顿的456名十几岁男孩的生活。

These are the findings of a 40-year study that followed the lives of 456 teenage boys from Boston .

这趟从巴黎到华沙的行程历时3个月，距离1900英利，杜班奇用这种方式来加深欧洲和全世界人们对食物浪费意识。

The three-month , 1 , 900-mile journey from Paris to Warsaw is Dubanchet 's way of raising awareness of food waste in Europe and throughout the world ．

这个多级会议常常历时好几个月。

This multi-staged caucus takes several months .

美国交通部公布了一项历时18个月，旨在改善全美道路安全的活动。

The U.S. Department of Transportation ( DOT ) announced an 18-month campaign to improve road safety across the country .

四字格××AA的历时演变

Diachronic Development of Four-word Pattern ×× AA

在云南省保山市石灰岩红壤地区进行了历时4年的蓝桉幼林N、P、K不同配比的10种处理施肥试验。

10 fertilization tests of different match and ratio of N , P , K were conducted on young Eucalyptus globulus plantation in limestone red soil in Baoshan city for 4 years .

水文不确定性方面，分析了洪峰流量、洪量和历时的不确定性，并运用Monte-Carlo法来模拟施工洪水过程；

This paper analyzes hydrologic uncertainties such as peak-flow , flood-volumes , flood-duration and simulates construction flood by Monte-Carlo method .

论文用三角模糊数来模拟工作历时，并用模糊Delphi法来估计每个工作的三角模糊数。

So we use triangular fuzzy numbers ( TFNs ) to simulate the activity times and the fuzzy Delphi method to estimate the TFNs of each activity .

本研究历时8个月，研究结束时，笔者对实验班与对照班学生的黑龙江省适应性考试写作成绩运用SPSS进行了分析。

The research act lasted 8 months . At the end of it , the scores from the trial exam of Heilongjiang Province were used to analyze using SPSS .

自然挂膜阶段历时27天，反应器处理效果变化幅度较大，COD去除率达到61.86%且有上升的趋势。

In the natural inoculation process , the treatment effect changed greatly , COD removal rate was 61.86 % and an upward trend maenad natural inoculation was success , lasted 27 days .

6条比格犬接受了即时血流动力学测定和长期体外反搏治疗，治疗总时间约28～30h不等（每日1次，每次1～2h），历时6～8周。

The total EECP time was 28 to 30 hours ( 1 ~ 2 hours daily for each dog ) .

反冲洗参数为：单独气冲的强度为10～12L/（m2·s），历时3min；

Backwash parameters are summarized as these : single air scouring intensity is 10 ~ 12L / ( m2 ﹒ s ), last time is 3min ;

认知功能测验：各组小鼠于给药前5天及处死前5天进行Morris水迷宫训练，实验历时5天，观察并记录其逃避潜伏期和目的象限游泳距离百分比。

Morris water maze test was done continuously for 5 days before administration and execution . And record the escaping latency and the percentage of swimming distance in the target quadrant of each mouse .

使用Tenax管在常温下富集采样，研究了南京市交通干道大气环境中苯系物的污染状况和季节变化规律，监测过程历时1年。

Pollution degree and seasonal variable regularity of BTEX in atmosphere by truck road in Nanjing were studied by Tenax at normal temperature .

体重影响O阶段CO2释放量和平均释放速率，而与DGC、CF和O阶段历时关系不显著。

Body weight affected the emission volume and emission rate of CO_2 in O-phase , but the relationships between body weight and durations of DGC , CF - and O-phases were not significant , respectively .

雄花芽的抽生数大于混合芽的抽生数，雄花序开放至脱落历时16d左右。

More male flower buds are seen germinated than mixed buds . The male inflorescence lasts 16 days from bloom to drop .

单花序上珠芽发育历时58～72d。

Development time of bulbils on single inflorescence last 58 ~ 72 days .

单环刺螠受精全过程历时约70min，略长于多数海洋无脊椎动物的受精持续时间。

The fertilization process lasted about 70 minutes , slightly longer than most of the marine invertebrates .

在分析大量水文气象资料的基础上，提出了时间风险率确定条件下降雨量极值随降水历时变化的幂律模型，找到了用业务自记资料估计1min降雨量极值的方法。

The method estimating 1-minute rainfall extremes according to operational autographic data is given in the paper .

【方法】全麻下，将撕脱头皮及颅面部创面彻底清创，于10-16倍显微镜下吻合右侧颞浅动脉和左侧颞浅静脉重建撕脱头皮血循环，手术历时7h。

The right superficial temporal artery and the left superficial temporal vein were anastomosed under 10-16 × microscope after careful debridement for the avulsed scalp and head wound . Operative time was 7 hours .