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- The theory of infrasound wave s synthesis is introduced first in this paper,and the transmit equipment of infrasound wave is studied laterly. 本文介紹了一種次聲波的合成原理,并對次聲波的發(fā)射裝置進(jìn)行了研究,主要分析了超聲波換能器輸出波形對次聲波頻率精度的影響。
- Dehydroepiandrosterone(DHEA), a kind steroid hormone of the highest concentration in the plasma, is the intermedia product of the gonadal hormone’s synthesis. 脫氫表雄酮（DHEA）是性激素合成過(guò)程的中間產(chǎn)物，是血漿中濃度最高的類(lèi)固醇激素。大量的流行病學(xué)及動(dòng)物實(shí)驗均顯示，DHEA具有較好的預防和治療AS作用。
- The firm will go under unless business improves. 生意若無(wú)起色，公司非垮不可。
- Our firm is likely to reap a big profit this year. 今年我們公司很可能獲得巨額利潤。
- The firm's tender for the supply of timber has been accepted. 那家商號的供應木材投標已被接受。
- The name and address of the firm are embossed on its paper. 商號的名字和地址凸印在信箋上。
- In the recession, our firm go through a bad time. 我們公司在經(jīng)濟衰退時(shí)期歷盡艱辛。
- Our firm is stacking up pretty well these days. 我們公司目前情況相當不錯。
- firm's synthesis mass 企業(yè)綜合質(zhì)量
- How long do you intend to stop with the firm? 你打算還為公司工作多久？
- I am speaking for all the workers in this firm. 我代表公司全體工作人員講話(huà)。
- He travels in carpets for a big London firm. 他為倫敦的一家大公司到處推銷(xiāo)地毯。
- Her heavy industry rests on a broad and firm base. 它的重工業(yè)有廣泛堅實(shí)的基礎。
- The firm has had good times and bad times. 這公司經(jīng)歷過(guò)順境和逆境。
- The firm is going to pot under the new management. 公司在新人管理下就要垮臺了。
- They spend the winter(s) in a warmer climate. 他們在氣候較暖的地方過(guò)冬。
- Our firm is represented in India by Mr Hall. 我公司駐印度代表是霍爾先生。
- Most plural nouns in English end in "s". 英語(yǔ)的復數名詞多以“s”結尾。
- The rumour percolated through the firm. 那謠言在公司里慢慢流傳開(kāi)來(lái)。
- The sweater had shrunk after repeated washing(s). 這件套頭毛衣洗過(guò)多次已縮水了。
