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- Macromonomer usually contains a polymerizable group on one chain end, so that it can be copolymerized with a conventional monomer. 由于大分子單體具有特殊的結構和性質(zhì),它代替傳統的穩定劑參與分散聚合,具有實(shí)驗操作過(guò)程簡(jiǎn)便,制得微球表面潔凈,粒徑呈單分散性等優(yōu)點(diǎn)。
- It mainly manufactures automobile fittings, fork fittings, diesel engine fittings and high strength bolts and nuts etc and relevant products chain fittings (bolt roller sleeve plate chain end joint etc.). 主要生產(chǎn)汽車(chē)配件、叉車(chē)配件、柴油機配件及高強度螺栓、螺帽等零部件及相關(guān)產(chǎn)品、鏈條配件(銷(xiāo)鈾、滾子、套筒、板式鏈端接頭等)。
- Using poly(methyl methacrylate) (PMMA) with a bromine atom at the chain end, which was prepared by ATRP, as the macroinitiator, a diblock copolymer PMMA-b-poly(1-(butoxy)ethyl methacrylate) (PMMA-b-PBEMA) was synthesized by means of ATRP of BEMA. 通過(guò)ATRP制備末端帶有溴原子的聚甲基丙烯酸甲酯(PMMA),并以其為大分子引發(fā)劑進(jìn)行BEMA的ATRP,制備了嵌段共聚物PMMA-b-PBEMA。
- Eventually, the initial part of the hash chain ending in the removed element will be garbage collected. 最終,原始hash鏈中被刪除的元素將會(huì )被垃圾收集。
- The accident put an untimely end to the party. 意外事故使聚會(huì )匆匆結束了。
- The boys were itching for the lesson to end. 那些男孩子們渴望下課。
- SIDE CHAIN DEGRADATION OF BS BY MYCOBACTERIUM SP. 分支桿菌降解大豆甾醇側鏈的發(fā)酵研究。
- It's natural to slack2 off towards the end of a hard day's work. 一天緊張工作快結束的時(shí)候有些放松是自然的。
- The company declared a large dividend at the end of the year. 公司在年底宣布分發(fā)高額股息。
- The chain has fallen foul of plants in the water. 鏈條已和水中的植物纏繞在了一起。
- She has a gold chain about her neck. 她在脖子的周?chē)鷴熘?zhù)一根金項鏈。
- The army was disbanded when the war came to an end. 戰爭結束時(shí),軍隊即被解散。
- The two teams were all square at the end. 最后兩隊以積分相同而結束。
- Are there any exams at the end of this term? 這個(gè)學(xué)期期末有考試嗎?
- The chain has run foul of some plants in the water. 鐵鏈纏在水中的一些植物上。
- The battle finally brought the war to an end. 這一仗使這場(chǎng)戰爭終告結束。
- The rent is due at the end of each quarter. 繳納租金以每季度末為期限。
- She wore a silver chain around her neck. 她脖子上戴著(zhù)一條銀項鏈。
- Wasteful people usually end up in debt. 揮霍浪費者最后往往負債。
- These two pieces of the chain hook together. 這兩個(gè)鏈環(huán)套在一起。