查询词典 derivative

NS equation ; rotation ; rolling moment ; roll angular velocity ; roll-damping moment coefficient derivative

NS方程；旋转；滚转力矩；滚转角速度；滚转阻尼力矩系数导数

Mean angular acceleration and the increment of angular coordinate as well as the first and second derivative of angular with respect to time is not only the physical quantities which often being used but also important physical quantities.

无限小角位移、有限大角位移、角速度、平均角速度、角加速度、平均角加速度和角坐标的增量以及角坐标对时间的一阶和二阶导数不仅是物理学中常用的物理量，而且也是很重要的物理概念。

Toosendanin, a triterpenoid derivative isolated from the bark of Melia toosendan Sieb et Zucc, has been as an anthelmintic vermifuge against ascaris for more than 50 years in China.

川楝素（Toosendanin，TSN，〓，FW 574）是一种从楝属植物川楝的根皮中提取的化合物，是传统中药中用于驱蛔的川楝的有效成分。

Toosendanin (TSN, C30H38O11, FW 574), a triterpenoid derivative isolated from the bark of Melia toosendan Sieb et Zucc, has been used as an anthelmintic vermifuge against ascaris in China.

川楝素Toosendanin， TSN， C_(30H_(38)O_(11)， FW 574是一种从楝属植物韧皮部分离提取出来的含呋喃环的四环三萜类化合物，是传统驱蛔中药的有效成分。

Toosendanin, a triterpenoid derivative isolated from the bark of Melia toosendan Sieb et Zucc, has been as an anthelmintic vermifu...

川楝素（Toosendanin，TSN，〓，FW 574）是一种从楝属植物川楝的根皮中提取的化合物，是传统中药中用于驱蛔的川楝的有效成分。

Toosendanin (〓, FW 574, TSN), a triterpenoid derivative, is an active ingredient extracted from the bark of Melia toosendan Seib et Zucc which is used in Chinese traditional medicine as an anthelmintic vermifuge against ascarids. It was demonstrated to be a selective presynaptic blocker in neuromuscular junction and central synapses.

从驱蛔中药楝属植物根皮中提取的三萜化合物川楝素（toosendanin，〓，FW 574，TSN），是一种选择性影响神经递质释放，阻遏神经肌肉和中枢突触传递。。。

"According to the fundamental theorem of calculus, a definite integral can be calculated by using its antiderivative (a function whose rate of change, or derivative, equals the function being integrated)."

根据微积分基本原理，利用函数的反导数可以算出定积分。

Convolutional differentiator is obtained by inverse Fourier transform of bandlimited Fourier spectra of partial derivative operator. CD is symmetric or antisymmetric and decays rapidly.

褶积微分算子是将偏导数算子的带限傅氏谱进行反傅氏变换得到的，具有对称或反对称和衰减速度快的特点。

That do not require derivative information and approximate the objective function without recourse to Taylor expansions.

虽然是有益的，我们觉得基于泰勒展式的分类法脱离了基本的问题。正如[27]，我们更强调逼近的构建，而不是他们构建的机制。

An approximate nth derivative of an analytical signal can be obtained by applying n times of the wavelet transform to the signal.

用Haar小波对信号进行n次连续小波变换，可得到信号的近似n阶导数。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐