This timestamp column is maintained by default by the database manager, but a user-provided input value is also accepted.

The BP neural network is introduced in direct inversion with measured data of flow as input value and river roughness as output value.

基于数据挖掘的思想，本文提出一种新的河网糙率直接反演方法。

Adding momentum item while correcting weight and limiting range of input value reduce error and improve diagnosis correctness greatly.

并针对其本身存在的一些缺点提出了一系列改进措施，通过在修正权值的时候增加动量项，并且限制输入值范围来减小误差、提高系统的诊断正确率；

The input value% 1 is greater than the maximum value of% 2. Enter a lower value and try again.

输入值%1大于%2的最大值。请输入小一点的值后再试一次。

LENGTH LENGTH ( p.description) Returns the number of characters in the input value.

LENGTH LENGTH（p.d escription）返回输入值中的字符数。

We need to specify which function should be used to generate the index entries from the given input value.

我们需要指定应该使用哪个函数来根据给定的输入值生成索引条目。

If the input value is true, the code groups in the upper part of the control structure execute.

如果输入值为True，则执行控制结构上部的代码组。

Scalar functions operate against a single value, and return a single value based on the input value.

数量函数可以处理单个值，并基于该值返回。

Leading and trailing spaces of the input value are removed before validation.

在验证之前，输入值的首尾空格都将被删除。

Overall, this a very nice and compact way of converting the input value.

这个转换输入值的方法很好并且也很轻巧。

The input value can be a simple expression or be a value computed by another node.

该输入值可以是一个简单表达式，或者是由另一节点计算的一个值。

Each event handler receives an index as input value.

每个事件处理程序都会接收到一个索引作为输入值。

Select an input value from that the predefined values.

从预定义的值中选择一个输入值。

The changes in orbit can detect the changes in input value is analyzed.

本系统反过来分析轨道的变化，便可测出输入数值的变化。

Input value for { 0} was not in correct format.

{0}的输入值没有使用正确格式。

Establishing of input value of digital printing and developing of application software

数字印刷输入值的确定及实用程序的开发

The basic idea of calculating capital by present value is to take the future cash amount from the capital as the income, deduct the profit level standing for the rate of discount, take input value ( capital) as the asset value.

资产用现值计价的基本思路，就是将资产所带来的未来现金流入量作为收入，从中扣除贴现率代表的利润水平，以投入价值（本金）作为资产的价值。

Therefore, for enterprises which find themselves in fierce market competition, it is vital how to correctly measure the input value and the output value of invisible assets, and it is vital how to choose the right method for measurement.

因此，对于在激烈市场竞争中的企业来说，如何对无形资产的投入价值和产出价值进行正确的计量，选择正确的计量方法是非常重要的。

In this study, we emphasize to research hematopoietic protective effect of and compare with WR-2721, in order to search a kind of new radioprotector. AIM: To compare the hematopoietic protective effects of WR-2721 or PF4 from total body irradiation in mice.

本实验着重研究了PF4的造血系统辐射保护作用，并与传统的辐射防护剂WR－2721的造血保护作用进行比较，为临床寻找一种新的高效低毒的辐射保护剂。

A new procedure for evaluation of radioprotector by cytogenetic method ⅱ. a new method for the evaluation of RADIOPROTECTORS in the dog& determinations of micronuclei in the bone marrow of irradiated dogs

以细胞遗传学方法评价辐射防护药的新程序Ⅱ.评价辐射防护药对狗防护效果的新方法&照射狗骨髓有核红细胞微核测定

The effects of a chemical radioprotector, WR-2721, on peritoneal macrophages were observed in Kunming strain mice.

本文观察有效的化学辐射防护药WR-2721对小鼠腹腔Mφ的作用。