数量级的英文怎么说

15次大中小

数量级的英文：
order
order of magnitude

参考例句：

At first sight it might be thought that these two effects would be of the same order of magnitude.
初看起来，可能会认为两个效应的大小属于同一个数量级。

New boosters can increase the payload by almost one order of magnitude.
新型助推器能使有效负载几乎增加一个数量级。

At this pressure it is found that the mean free path for electrons of a few volts energy is of the order of 1cm
在这个压强下，我们发现能量为几伏特的电子的平均自由程的数量级为1cm。

order是什么意思：
n. 为了做某事；顺序；命令；点的饭菜；法院指令；汇票；等待队列；治安，秩序
v. 点菜，订购；命令；有效地安排

To repeat an order
继续订货、再次订购

external ordering
外次序

You have to take orders.
你必须服从命令。

The Order of the Garter is an ancient order of chivalry.
嘉德勋位是古老的骑士勋位

An inactive order. It is not a tradable order unless user activates the order, place to the market.
无效指示。表示预先输入的交易指示,除非将此指令生效否则不会递交给市场。

magnitude是什么意思：
n. 巨大；重大；大小；量级；震级

It is hard to overstate the magnitude of the turnaround
其转机的幅度之大，不论怎样形容也不算过分。

The magnitude of the flood was impossible to comprehend.
这场水灾的危害性是无法了解的

of or relating to a directionless magnitude.
属于或关于无方向数量的。

It is difficult to imagine the magnitude of the universe.
宇宙的广大很难想像。

It is difficult to comprehend the magnitude of his crime.
弄清他罪恶的大小是困难的。