查询词典 two or three

A high-order alternating direction implicit method for solving two or three dimensional heat equations is proposed. The method is fourth order in space and second order in time.

提出了数值求解二维和三维热传导方程的高精度交替方向隐式方法，其空间为四阶精度，时间为二阶精度，并通过Neumann方法证明是无条件稳定的。

AMINA: Well, I spent about two or three weeks reading and doing general research andthen I dashed the writing off very quickly ...

我花了两到三个星期去读和做一般研究，接着我很快地匆忙写完了。

In two or three months, I'll have an advance on my book

两到三个月后，我能得到我那本书的预付款

In two or three months, I'll have an advance on my

两到叁个月后，我能得到我那本书的预付款

In two or three months, I will get an advance on my book.have

两到三个月后，我能得到我那本书的预付款。

We have reported this attack to the police, he said on the phone. The website will reopen with an official statement in two or three days.

"我们已向公安机关报案，"他在电话采访中说，"网站将于2、3天后恢复，并将发布官方声明。"

Based on analytic method and set operation method,the geometric characteristic s of the intersection and union of two or three cylinders with their axes intersecting perpendicularly were studied.

采用解析方法和集合运算方法，首先对柱柱正交中的交集体和并集体的几何特性进行了研究，推导出了它们的表面积和体积的解析表达式。

They have segmented with two or three distinct parts, and jointed appendages on the segments.

它们被分成两个或三个明显的体部，并连接体节的附肢。

Just the time of pregnancy should not be any breast changes to two or three months, there have grown up feeling and areola large, become darker in color.

刚刚怀孕的时候乳房应该是没有什么变化的，到两三个月的时候，有长大的感觉和乳晕变大、颜色变深。

Arrowroot, the purest form of starch, is obtained from two or three species of the Maranta plant, which grows in the West Indies and other tropical countries.

竹竽粉是由两三种竹竽植物生产的，竹竽生长在西印度群岛和其它热带国家。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。