nulls造句

例句与造句

1. the null subset corresponds to the term 1 .
   空集则对应于常数项1。
2. the gravity is measured by nulling the beam .
   重力值是通过使横臂恢复零位而测定的。
3. the operator o is the null operator .
   算符O是零算符。
4. a promise obtained by force is legally null .
   一个以武力获得的契约在法律上是无效的。
5. this check is null and void .
   本支票无效。
6. It's difficult to find nulls in a sentence. 用nulls造句挺难的
7. he was null .
   他是一个毫不引人注意的人。
8. the null result was directly related to a central postulate of the theory .
   零结果都直接与理论的中心假设相联系。
9. the device provides extreme sensitivity through a small range around the null point .
   此装置在零点附近很小一段范围内具有极高的灵敏度。
10. the zero or null matrix denoted by 0 is definde as a matrix all of whose elements are zero .
    如果一个矩阵的所有元素都为零，则称它为零矩阵。
11. a null output should occur when the core is at the center point between the two secondary coils .
    当磁心位于两个次级线圈之间的中点时，没有输出。
12. as a result, the denominator and numerator should be about equal if the null hypothesis is true .
    因此，如果无效假设为真，那么分母和分子应该差不多相等。
13. the term null hypothesis arose from earlier agricultural and medical applic ation of statistics .
    无效假设这个概念产生于早期的统计学在农业和医学方面的应用中。
14. the input axis of the azimuth gyro under this condition is vertical, and pendulum unit is nulled .
    在这样情况下方位陀螺的输入轴是处于垂直位置，同时摆锤单元在零位。
15. if a set contains no elements we shall designate it by Ф and define it as the empty or null set .
    如果一个集合不包含元素，我们就把它记为，且定义它为空集或零集。
16. whenever we reject the null hypothesis, the conclusion we do accept is called the alternative hypothesis .
    无论何时，拒绝无效假设时，我们所接受的结论叫做备择假设。
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