| 1. | We will be satisfied with a crude observation about the size of m .
我们将满足于关于M的大小的一个粗略的估计。 |
| 2. | Numerical values of the temperatures below the crust can still be given only within broad limits .
地壳以下温度的具体数值只能给出粗略的估计。 |
| 3. | As a rough guide it can be generally stated that for each 1p spent on an admixture then approximately 4-5p worth of cement can be saved .
作一个粗略的估计，一般说耗用每一磅外加剂，能节省约4-5磅水泥的价值。 |
| 4. | We will be satisfied with a crude observation about the size of m
我们将满足于关于m的大小的一个粗略的估计。 |
| 5. | The ministry of justice estimates that approximately 3 , 000 children are born under these circumstances every year
根据司法院粗略的估计，每年大约有3000个孩童在这样的情况下出生。 |
| 6. | At the barbershop , they know that eery haircut takes x number of minutes , and they can roughly gauge the time
在理发店，他们知道每理一个头需要多少时间，而且他们能粗略的估计时间。 |
| 7. | It is important to keep in mind the fact that rots are useful only for rough estimating , but not for detailed analysis
记住这样一个事实很重要，即rot只对于粗略的估计有用，而对于详细的分析用处不大。 |
| 8. | As a rough guide it can be generally stated that for each 1p spent on an admixture then approximately 4 - 5p worth of cement can be saved
作一个粗略的估计，一般说耗用每一磅外加剂，能节省约4 - 5磅水泥的价值。 |
| 9. | This week , the national population clock at the united states census bureau reached 300 million . this is only an estimate - - the next official count is in 2010
这周，放置在美国人口普查局的计数钟显示人口已经达到了3亿。这个只是粗略的估计，下一次官方统计是在2010年。 |
