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- Beall's caged disc valve 比耳(氏)籠罩碟瓣:用聚四氟乙烯制成
- Beall-Surgitool caged disc valve 比-塞二氏籠罩碟瓣
- caged disc valve 籠罩碟瓣, 籠罩碟形瓣
- Among them 91 were replaced with tiling disc prosthesis, 20 with bioprosthesis and 4 with bileaflet disc valve. 替換側傾碟瓣91例,生物瓣20例,雙葉機械瓣4例。
- Rotary disc valve with freeze seal 帶凍結密封的旋轉圓盤(pán)閥
- In the paper,DTG？s starting and stopping movement on moving base is analyzed.The means of DTG？s caging is introduced,and the circuit of DTG？s caging on moving base is developed. 本文在對動(dòng)基座上DTG啟停運動(dòng)進(jìn)行分析的基礎上，介紹了實(shí)現動(dòng)基座鎖定的思想與方法，并具體實(shí)現了由單片機完成的動(dòng)基座上動(dòng)調陀螺儀的啟停鎖定。
- 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。
- Okay, I used to beall crushed out on daniel. 好吧 我以前是對Daniel很著(zhù)迷。
- 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]?
- 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。
