Differential scanning calorimeter ( DSC ) showed NPN had high T _ g ( 129.7℃ ) and T _ m ( 245.7℃ ).差热扫描法(DSC ) 测定其玻璃化温度 ( Tg ) 高达129.7℃,熔点达 245.7 ℃.Oxygen bomb calorimeter was used to determine calorific value of vinass...
A single archesporium differentiates immediately below the nucellar epidermis, it functions directly the megaspore mother cell.孢原细胞处于珠心表皮之下, 直接起大孢子母细胞的功能.Megaspore tetrad is linear. The chalazal megaspore develops into a...
The old woman plied her shuttles.这位老妇人使用她的梭.This plane shuttles between Washington and New York.这架飞机在华盛顿与纽约间定期往返.The 1984 Winter Olympic Games will not feature astronauts racing around the Earth in Space Shuttles.1984年冬季...