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- In effect,the fly wheel absorbs power from the engine during the power stroke(or speedup time)and then gives it Back to the engine during the other three strokes(or slowdown time)of the cycle. 事实上,飞轮在做功行程(或加速过程)中贮存动能,而在其它三个行程(或减慢过程)中,把动能释放出来
- Methods137HD patients were evaluated by using ELISA to detect serum anti-HCV antibodies,RT-PCR to detect serum HCVRNA,and at the same time detect alanine aminotransferase(ALT)and aspartate amino-trasferase(AST). 方法用ELISA法和RT-PCR法检测137例长期血透患者血清中的抗-HCV和HCVRNA,并且同时检测谷丙转氨酶ALT和谷草转氨酶AST,计算其变动率。
- It's time to shake out the red flag. 是把这面红旗打开的时候了。
- Results The prospective space-time permutation scan statistic could timely detect the outbreaks that start locally. 结果前瞻性时空重排扫描统计量能早期探测到传染病的爆发。
- A method of real time detection of ischemic features from long term ECG signals based on Dickinson-Steiglitz discrete Hermite expansions is proposed. 本论文即在建立无线感测心电图量测系统，电路可分为传送端与接收 端两个部份。
- Fruit juices ferment if they are kept a long time. 果汁若是放置很久，就会发酵。
- Time is sometimes called the fourth dimension. 时间有时被称为第四度空间。
- I think the work can be completed ahead of time. 我认为这项工作能提前完成。
- He will come on time even though it rains. 即使下雨，他还是会准时来的。
- Reading occupies most of my free time. 阅读占去了我大部分的闲暇时间。
- Note:(1)The indexes in two groups of patients had a Pvalue>0.5. (2)The liver function and HBV markers were the first time detection after disiase onset. 注：(1)两组间各项指标经统计学处理，P值均>0.;5。(2)发病时肝功能及HBV标志均为发病后第一次检测结果
- Based on the energy features of seismic signals and generalized fractal, a novel algorithm of arrival time detection for seismogram was presented in this paper. 基于地震信号的能量特征及广义分维的思想,给出一种新的地震信号初至估计算法。
- I need some time to orient my thinking. 我需要一些时间来使我的思想适应。
- A transistorize radio takes no time to warm up. 晶体管收音机不需要预热时间。
- At that time he had two helpers. 当时他有两个助手。
- I'm sorry to obtrude on you at such a time. 我很抱歉在这个时候打扰你。
- I referred to my watch for the exact time. 我看了一下手表好知道准确的时间。
- God mete out justice in his own good time. 羞恶自有报，只争迟与早。
- I spend most of my time scouting around for book. 我把大部分时间都用来找书了。
- It may take a long time to find a solution to the problem. 也许要花很长时间才能找到解决这个问题的办法。
