排序方式： 共有23条查询结果，搜索用时 6 毫秒
21.
22.
23.
An improvement of the modulation method is presented. The direct measurement of T1 becomes possible, however short it might be. Application is made to CuSO5 · 5H2O at 295 K and to Gd metal at 350 K. 相似文献