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- The best excitement of study is the interest in it. 学习最好的刺激是对所学材料的兴趣。
- Synchronous rectification produces a ripple frequency twice that of the excitation frequency and thus is easier to remove with a lowpass filter. 同步稳压产生两倍激励频率纹波频率，因此更容易被低通滤波器去除。
- Cropping mechanism is a key component for variant frequency vibration cropping,and its excited frequency directly affects manufacturing quality and production efficiency. 变频振动下料机构是变频振动系统的重要执行部件,其激振频率直接影响制造质量和生产效率。
- Swimming is the best way to tone up your body. 游泳是健体强身的最好方法。
- The results indicate that the shroud bend works better than the mid-span shroud when the excitation frequency is lower than twice of the first eigenfrequency. 数值结果表明：当激振力频率低于两倍固有频率时，叶顶处的阻尼结构减振效果要优于凸肩阻尼结构；
- She is one of the best hurdlers in the world. 她是世界上最优秀的跨栏选手之一。
- The critical speed which causes sympathetic vibration is gained by solution of excited frequency so that the resonance vibration of system can be avoided effectively. 通过对激振频率的求解，得到引起链传动系统共振的临界转速，从而有效地避开共振。
- Buying a house is the best hedge against inflation. 购买房子是防止通货膨胀的最佳保障。
- He nabbed the best seat in the house. 他抢到剧院最好座位。
- The control object is the total acoustic power level of net power flow input to the main system in whole excitation frequency band. An optimum design method of Multiple Dynamic Vibra - tion Absorbers(MDVA)is studied. 本文以简支薄板为主振系统,对其附加复式动力吸振器,提出以输入系统的净功率流在整个激励频带内的总声功率级为控制量的优化设计方法。
- Investigations were conducted by varying the parameters of the ultrasonic excition frequency,the porosity of cancellous bones and the characteristic size of the trabeculae,respectively. 分析结果表明:由于散射而引起的衰减占松质骨中总的超声衰减的26%25左右;
- Even the best quality rubber will perish with age. 就是最佳质量的橡胶也会因老化而腐烂。
- Acording to the relationship between the natural frequency and the excitation frequency, those corresponding modes mostly close to the excitation frequency can be selected automatically. 该方法可根据激振力频率与基系统固有频率集的关系，自动选择最接近激振力频率的相应模态个数。
- Although he's nearly fifty, he can still play tennis with the best. 尽管他已年近五十，可是他网球还是打得不比别人差。
- Tessa laid out her best dress to wear at the party. 特莎准备出她最好的衣服去赴会。
- He insists the condition to use the best material. 他坚持以使用最好的材料为条件。
- Hope for the best but be prepared for the worst. 抱乐观的希望，作最坏的准备。
- None but the best is good enough for my child. 只有最好的才配得上我的孩子。
- I have a snag in my best black tights. 我最好的一条黑裤袜给划破了。
- The method can be applied when the size of hull grillage beam and exciting frequencies cannot be easily changed. 该法适用于船体板架尺寸、激励频率不易改变的调频情况。
