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- According to the fundamental theory of group representations, a direct proof is given for the singleness of demension of Dirac s matrix in the relativistic quantum mechanics. 根據群表示論的基本定理，對相對論量子力學中狄拉克矩陣維數的唯一性給出直接證明。
- If the gauge compensating term is added to the action, the S matrix in the physical state vector space can be expressed in a form which has no couplings of physical and unphysical particles, and so the physical S matrix is gauge independent and unitary. 在作用量中添上規範補償項以後;物理態空間中的S矩陣可以寫成物理粒子和非物理粒子之間沒有耦合的形式;顯示出S矩陣的規範無關性和么正性.
- This paper firstly puts forward the preparation method of novel antifriction nano-composites with graphite nano-sheets (NanoG) as lubricant, heat-resistant bismaleimide (BMI )for composite』s matrix. 本文首次提出利用高、低溫膨脹不同粒度的可膨脹石墨製備的納米石墨薄片（NanoG）為潤滑劑，以耐高溫的雙馬來醯亞胺樹脂（BMI）為基體，製備新型耐熱納米減摩複合材料。
- They spend the winter(s) in a warmer climate. 他們在氣候較暖的地方過冬。
- Most plural nouns in English end in "s". 英語的複數名詞多以「s」結尾。
- The sweater had shrunk after repeated washing(s). 這件套頭毛衣洗過多次已縮水了。
- Some old folk(s) have peculiar tastes. 有些老人有特殊的愛好。
- Answer the following question(s). 回答下列問題。
- Most plural nouns in English end in s'. 英語的複數名詞多以s結尾。
- The drug affects one's power(s) of concentration. 這種葯影響人精神不能集中。
- Here are the designs. Which one(s) do you prefer? 這就是那些圖樣.;你喜歡哪一個[些]?
- Which journal(s) do you subscribe to? 你訂閱哪一種雜誌?
- The novel had an enormous vogue in the 1930's. 這本小說在三十年代曾廣為流傳。
- He earned four A's in the final examinations. 他期末考試四門功課得優。
- The Beatles were the pop idols of the 60's. 披頭士樂隊是六十年代人們崇拜的偶像。
- He returned to the fold at his 80's. 他在八十高齡又恢復原來的宗教信仰。
- She has an amused twinkle in her eye(s). 她高興得雙目熠熠發亮。
- These constraints are summarized by Kirchhoff's laws. 這些強制的約束關係可總結為基爾霍夫定律。
- Driving with worn tread(s) can be dangerous. 輪胎胎面磨損的汽車開著有危險。
- My expostulation(s) had no effect. 我提出的勸告毫無作用。
