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- Abstract ：It introduced the function of the ventilator on airship and concluded a very useful and feasible method to choose the airship’s ventilator from the normal methods. 摘要：介紹了飛艇風(fēng)機的作用，總結了飛艇用風(fēng)機的一般選型方法以及選型過(guò)程中應當注意的問(wèn)題。
- A new type ventilatory capacity meter is introduced in the paper.It can dynamically measure worker s ventilatory capacity while in work. 作者介紹了新型動(dòng)態(tài)肺通氣量計實(shí)現肺通氣量實(shí)時(shí)動(dòng)態(tài)測量的方法與原理。
- They spend the winter(s) in a warmer climate. 他們在氣候較暖的地方過(guò)冬。
- Most plural nouns in English end in "s". 英語(yǔ)的復數名詞多以“s”結尾。
- The sweater had shrunk after repeated washing(s). 這件套頭毛衣洗過(guò)多次已縮水了。
- Some old folk(s) have peculiar tastes. 有些老人有特殊的愛(ài)好。
- Answer the following question(s). 回答下列問(wèn)題。
- Most plural nouns in English end in s'. 英語(yǔ)的復數名詞多以s結尾。
- The drug affects one's power(s) of concentration. 這種藥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(gè)[些]?
- Wilson ;special photography, Wayne Manley]. 作者聲明: [text by William H.
- Which journal(s) do you subscribe to? 你訂閱哪一種雜志?
- The novel had an enormous vogue in the 1930's. 這本小說(shuō)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(mén)功課得優(yōu)。
- The Beatles were the pop idols of the 60's. 披頭士樂(lè )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(lái)的宗教信仰。
- She has an amused twinkle in her eye(s). 她高興得雙目熠熠發(fā)亮。
- Driving with worn tread(s) can be dangerous. 輪胎胎面磨損的汽車(chē)開(kāi)著(zhù)有危險。
- My expostulation(s) had no effect. 我提出的勸告毫無(wú)作用。
- We measured the difference(s) in temperature. 我們測量了溫度的變化。
