必需的

As a necessary link of heating process. has great effect on the quality of rice

是加热过程中所必需的，对于产品品质有至关重要影响，焖饭

These findings demonstrate that TMPRSS6 is essential for normal systemic iron homeostasis in humans.

这些结果表明TMPRSS6是维持人体内正常铁平衡所必需的因素。

Please note that an IDE is not required.

请注意，IDE并不是必需的。

Where code identification is required.

标识代码是必需的。

If the facility is located in the US, compliance with 49 CFR 193 is also required.

如果设施是设在美国，有49篇193遵守也是必需的。

Air and water are indispensable to life.

空气和水是生命所必需的。

Some inorganic compounds are essential for the human body.

有些无机物也是人体生长所必需的。

That's an integral part of the country.

那是构成国家所必需的部分。

An Internet Explorer install file can only be provided in batch mode, but it is not required.

Internet Explorer 安装文件只能以批处理模式提供，但并不是必需的。

TCP/IP is a essential communication protocol in internet communication at present.

TCP/IP是目前互联网通信中所必需的通信协议。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。