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1·This means that periodic system auditing is required to make sure that nothing goes wrong.

这就意味着需要对系统进行周期性审计，才能确保不会出现问题。

2·The periodic system provides better control over inventories than a perpetual system.

与永续盘存相比较，定期盘存提供更好的存货控制。

3·So it is worthy of analysis the qualitative properties of reaction diffusion system and periodic system.

对具有反应扩散及周期运动的神经网络的定性性质的分析具有广泛的理论和应用价值。

4·Since the geomagnetic field varies periodically on orbit, the dynamics of satellite is a linear periodic system.

由于地磁场的方向在轨道上周期变化，卫星的姿态动力学方程是一个线性周期系统。

5·Firstly, acoustic waves propagation in ID quasi-periodic system is studied by means of the transfer matrix method.

首先，研究了声波在一维准周期系统中的传播问题。

6·A new method to present the periodic law, the visual graphic form of the periodic system of elements, is proposed in this paper.

提出了一种新的元素周期律的阵列式图示方法。

7·The periodic system of inventory accounting requires that acquisition of merchandise be recorded by debits to a purchases account.

定期盘存制要求企业购入商品时，借记购货账户。

8·A sufficient condition that characteristic exponent can be assigned arbitrarily for linear periodic system is also attained in the paper.

文章还给出了一个线性周期系统特征指数可以任意配置的充分条件。

9·Conditions are established for the existence and the stability of the positive periodic solutions with respect to the corresponding periodic system.

证明了在某些条件下系统是持续的，建立了关于相应周期系统正周期解的存在性与稳定性的条件。

10·It is to meet the shortfall of least squares linear coefficients method, gain the information of periodic system error, and improve the precision of electric eddy sensor.

该方法弥补了线性系数最小二乘法的不足，获得了周期性系统误差的信息，提升了电涡流传感器的精度。