例句與造句

1. angular momentum conservation is based on the isotropy of space .
   角動量守恒是以空間的各向同性為基礎的。
2. as it contracts, the principle of angular momentum conservation forces it to rotate faster [ see box on opposite page ]
   當它收縮時，角動量守恒的原理強迫它轉得更快（見右頁氣體盤的誕生）。
3. in general, ba stars belong to binary system, and their heavy-element overabundances are due to the accreting material from the companions ( the former tp-agb stars and the present white dwarfs ) . carrying out a series of monte-carlo simulations, the changes of orbital elements of binaries are recalculated for wind accretion scenario of the total angular momentum conservation
   研究表明，鋇星應該屬于雙星系統，其重元素超豐來自雙星吸積，它的伴星已經經歷了s-過程核合成，而且由在以前發生的同其伴星(以前是agb星，現已演化為白矮星)的質量傳輸過程中，從伴星那里獲得了富含重元素的物質，這樣造成了鋇星的重元素超豐。
4. It's difficult to find angular momentum conservation in a sentence. 用angular momentum conservation造句挺難的