例句與用法

1. Study on the first and the second polar bodies in mammals
   哺乳動(dòng)物第一和第二極體的研究
2. Second polar body
   第二極體
3. The objective of this study was whether the reconstituted embryo with the second polar body ( pb2 ) can develop . firstly , female mouse was superovulated with pmsg + hcg and keep in the same cage with male mouse , the pronuclear embryo was obtained at the different time after hcg injection with different motheds to investigate the existing time of pronuclear embryo . then pronuclear embryo was cultured with three different mediums to select the best to culture in vitro
   母鼠在注射hcg后與公鼠同籠交配，并在注射hcg后不同時(shí)間(從18h到26h ) 、不同方法(體內(nèi)法和體外法)獲取胚胎，研究獲取原核胚的最佳時(shí)間；在此基礎(chǔ)上獲得具有第二極體原核胚，然后對(duì)原核胚進(jìn)行顯微操作，去除雌原核并注入第二極體，探討第二極體內(nèi)遺傳物質(zhì)支持胚胎發(fā)育的潛力；同時(shí)利用dna特異性染料h33342對(duì)原核胚進(jìn)行染色，顯示并比較原核和第二極體內(nèi)的dna遺傳物質(zhì)。
4. Bai shi new development over the years , the company ' s products are mainly trade sales world - renowned brands ; has formed a production and supply of quartz crystal and ceramic capacitors , thick film resistors based serial production lines . main products include : plug posted quartz crystal surface , the surface of quartz crystals and crystal oscillators , posted plug surface , quartz oscillator vco , stickers and vco plug - round version of ceramic capacitors and vertical and horizontal layer ceramic capacitors , chip resistors and resistor ranked / exclusion order and capacitance / second polar body / mixed network
   新佰仕經(jīng)過多年的發(fā)展，公司貿(mào)易的產(chǎn)品主要銷售世界知名品牌電子元器件；現(xiàn)已形成了以生產(chǎn)及供應(yīng)石英晶體?陶瓷電容器?厚膜電阻器為主的系列化產(chǎn)品生產(chǎn)線，主要產(chǎn)品包括：表面貼石英晶體?插件石英晶體?表面貼石英振蕩器?插件石英振蕩器?表面貼壓控振蕩器?插件壓控振蕩器?圓版型陶瓷電容?立式與臥式積層陶瓷電容?排列電阻器?芯片電阻/排阻?排列電容/二極體/混合網(wǎng)路。