1.
Influence of age on effect-acting and maintain time in brachial plexus block
年龄对臂丛神经阻滞起效和维持时间的影响
2.
Results A transient higher blood drug concentration (BDC) was produced by artery perfusion but a longer time of BDC maintainance was achieved through venous infusion.
结果 动脉灌注法可以产生局部较高的血药浓度 ,但维持时间较短 ;
3.
duration of eggs fertile
卵子维持受精能力的时间
4.
The money has to last for the rest of the month.
这些钱得维持这个月剩下时间的费用。
5.
(of an office or postion)that can be held(for a certain time)
（指职务或职位）可维持（一定时间）
6.
A Study on Time-Based Fleet Maintenance Random Model;
基于时间优化的设备群维持随机模型
7.
Retention and related factors of methadone treatment among drug users
吸毒者美沙酮维持治疗保持时间及影响因素
8.
It is because in the height of summer, the daylight can last for up to24 hours.
因为在仲夏，日照时间可以维持二十四小时。
9.
The teacher on duty be police the school buildings during the lunch hour
在午饭时间, 值班教师负责维持校内秩序
10.
How long will our supplies of food and water hold out?
供应给我们的食物和水能维持多少时间？
11.
The teacher on duty is policing the school buildings during the lunch hour
在午饭时间,值班教师负责维持校内秩序
12.
The teachers on duty are policing the school buildings during the lunch hour.
在午饭时间, 值班教师负责维持校内秩序.
13.
The effects of guanethidine are cumulative over extended periods.
胍乙啶的作用是蓄积性的，且可维持较长时间。
14.
Relapse analysis of different maintenance treatment time for first-episode schizophrenia
首发精神分裂症不同维持治疗时间的复发分析
15.
It is very important to maintain good timing when changing the walking speed of the bowler.
改变助走速度时，维持良好的时间差对球员非常重要！
16.
transfer girder
维持中间柱的骨架桁
17.
I can scrape along on a reduced income for a short time, but not for ever.
短时间内，我可以靠减少的收入勉勉强强度日，但不能维持长久。
18.
In view of the present state of the market, it is generally recognized that prices will rule high for some time.
鉴于当前市况，普遍认为价格将在一段时间内维持于高水平上。