the synthesis of mma by the extractive reaction method was studied.

1、

ftir study on the sequence distribution of methyl methacrylate ( mma) and isoprene ( ip) copolymers

甲基丙烯酸甲酯（MMA）&异戊二烯（IP）共聚物序列分布的FTIR研究

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2、

mbs is the methyl methacrylate ( mma), polybutadiene ( pb) copolymer.

MBS是甲基丙烯酸甲酯（MMA）、聚丁二烯（PB）、苯乙烯（St）的共聚物。

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3、

studies of modified sbs adhesive by maleic and methyl methacrylate

马来酸酐与甲基丙烯酸甲酯混合改性SBS胶粘剂的研制

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4、

studies on castor oil/ methyl methacrylate ab crosslinked copolymer

蓖麻油-甲基丙烯酸甲酯AB交联聚合物的研究

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5、

study on kinetics of graft copolymerization of sbs and methyl methacrylate

甲基丙烯酸甲酯与SBS接枝聚合动力学的研究

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6、

nmr study of methyl methacrylate-naphthyl ethylene copolymers i.2d nmr study of methacrylate-naphthyl ethylene copolymer

甲基丙烯酸甲酯-萘乙烯共聚物的核磁共振研究&1.甲基丙烯酸甲酯-萘乙烯共聚物的2D NMR谱研究

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7、

the breaking of the p ( mma/ st/ bpada)/ ps core-shell emulsion affected by electrolytes was studied.

对具有核壳结构的聚（甲基丙烯酸甲酯/苯乙烯/交联剂双烯A）/聚苯乙烯（P（MMA/St/BPADA）/PS）乳液在电解质作用下的破乳规律进行了研究。

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8、

kinetics of methyl methacrylate bulk radical polymerization(ⅰ)& conformation and concentration of radical and propagating constant k_p

甲基丙烯酸甲酯自由基本体聚合反应动力学（Ⅰ）&自由基的构象和浓度、链增长速率常数k p

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9、

a study of infrared laser-initiated polymerization of methyl methacrylate

CO2激光引发甲基丙烯酸甲酯聚合的研究

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10、

new development of study on catalysts for manufacture of methyl methacrylate from c_4

甲基丙烯酸甲酯C4工艺法催化剂的研究进展

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11、

emulsion and miniemulsion polymerization of mma via reversible addition-fragmentation transfer ( raft) in the presence of solubilizer

增溶剂存在下甲基丙烯酸甲酯乳液和细乳液RAFT活性自由基聚合

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12、

the fluorine-containing acrylic ester polymer emulsion is synthesized, whose main raw materials are ptfe micro-powder, ba, mma, maa and st.

以聚四氟乙烯微粉、丙烯酸丁酯、甲基丙烯酸甲酯、甲基丙烯酸、苯乙烯为主要原料合成了含氟丙烯酸酯共聚物乳液。

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13、

be careful how you drive, there are small rocks about in this area.

开车时小心些, 这一地区到处是小石头.

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14、

pebbles and gravel also insulate the soil to keep surface temperatures low and preserve water.

小石头、砂砾层也可用来做隔绝层,以保持水分,降低土壤的温度.

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15、

innovative small stones compact body.

创新小石头机身小巧.

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16、

in time, the little stone starts feeling like a big rock!

有时, 小石头也会让人觉得是块大顽石!

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17、

trojan detection mechanisms combined with artificial immune theory overcome the shortcomings of traditional trojan detection mechanisms. the new methods with diversity, efficiency, self-adaptive features of biological immune system have better results on the detection of unknown variants of trojans.

结合人工免疫思想的木马检测机制弥补了传统木马检测机制的缺点，具有生物免疫系统的多样性、高效性、自适应性等特点，在检测未知的木马变种上时有较好的效果。

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18、

the diversity of bt products provides a rare development opportunity for developing countries with abundant resources.

生物技术产品的多样性，为资源丰富的发展中国家提供了一次难得的发展机遇。

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19、

buddhism advocates the ecological natural concept of unification in buddhism, the ecological ethics of equality of all things, and the ecological practice concept with compassion, so that the buddhist adjusts and treats everything well from these viewpoints for the protection of biological species diversity.

佛教倡导的佛性统一的生态自然观、万物平等的生态伦理观、慈悲为怀的生态实践观，有利于佛教徒从调整心灵、善待万物的立场出发，保护生物物种的多样性。

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20、

but this much we can say: the variety of genes on the planet in viruses exceeds, or is likely to exceed, that in all of the rest of life combined.

但是有一点可以肯定，病毒世界的基因多样性远远大于所有其他生物的基因多样性之总和—至少科学家是这么认为的。

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