查询词典 necessary

The normal process of undertaking risk analysis to determine if measures are necessary and the strength of such measures is frequently not possible for wood packing material because its origin and phytosanitary status may not be known.

按风险分析一般程序以确定措施是否必需以及确定措施的强度对木质包装材料经常是不可能的，因为可能不知道其原产地和植物检疫状况。

The equations bellow show the necessary steps to compute a normal vector v.

下面的等式展示了计算法线v的必要的一些步骤。

It is necessary to normalize it.

特别是进入21世纪，科技的进步以及管理实践的发展给管理学注入新的内涵。

This paper discusses the necessary and sufficient conditions of normed linear spaces equading reflexive space and the relationship between reflexibility and weakly compact.

讨论了赋范线性空间为自反空间的充分条件和必要条件，并讨论了自反与弱紧的关系。

The third and fourth stages burned properly, but because of the added weight of the nose cone, the rocket did not accelerate as much as necessary.

搭载火箭第三，四节分离的很顺利，但是由于整流罩增加了火箭重量，火箭后来没能加快速度。

Necessary markings are: white chest, feet and tip of tail, noseband, collar or spot on the nape; the latter and blaze are very desirable.

必须的斑纹是白色胸部、足爪和尾巴尖，颈部有"领子"或斑纹，后者和脸部有白筋比较理想。

Do not ask for any more information than is necessary to complete the transaction.

别让更多的信息比任何必须完成交易。

I was married,but I think the wedding is not necessary till now.

这句话我是想说："直到现在我都认为结婚是没有必要的。"

It's not necessary to speak of things happened in the last year. It has past at all.

没有必要提及去年发生的事情，那完全是早已过去的事了。

Notably, it is not necessary to wash your jeans after every wear.

需要注意的是，并不是每次穿过牛仔裤之后都要洗。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"