mma

Three welding modles: DC TIG, PulsedTIG, DC MMA.

集直流氩弧焊 、 脉冲氩弧焊 、 直流手工焊于一体.

Influence of various polymerization methods on residual monomer content of denture base materials.

聚合方法对基托材料残留单体的影响——高效液相色谱法分析MMA含量.

Methyl methacrylate ( MMA )-styrene ( ST ) copolymers were synthesized a suspension copolymerization with the different molecular weight.

采用悬浮聚合法合成了两种不同分子量的甲基丙烯酸甲酯 ( MMA ) - 苯乙烯 ( ST ) 共聚物.

Suitable for MMA, argon arc, arc gouging welding.

可用于手工电弧焊 、 氩弧焊 、 电弧气刨.

I'mma break that birdies neck.

我就要扭断那些鸟的脖子.

Abstract Kinetics of BPO-initiated graft polymerization of methyl methacry-late ( MMA ) onto styrene-butadiene-styrene ( SBS ) has been studied.

本文研究了以过氧化苯甲酰(BPO)为引发剂,甲基丙烯酸甲酯 ( MMA ) 在苯乙烯 — 丁二烯 — 苯乙烯 ( SBS ) 上接枝聚合的动力学.得到了该聚合反应的表观速率与MMA的 浓度,BPO的浓度以及聚合温度的关系.

The P ( VAc-MMA-AA ) emulsion shows apparent improvement in freezing resistance, adhesive strength as well as water-resistance.

结果表明,所得改性P ( VAc -MM A - AA ) 共混乳液的耐水性、耐热性 、 耐寒性及粘结强度较PV Ac均聚物乳液均有明显改善.

In this paper, chain transfer constant of graft copolymerization of SBS and MMA was determined.

测定了MMA与 SBS接枝共聚合的链转移常数, 讨论了引发剂浓度、温度及溶剂对链转移常数的影响.

MMA is a chemical used in consumer products including plastics, paints and adhesives.

MMA是应用于包括塑料制品 、 油漆以及粘合剂等消费品的一种化学原料.

Three welding modes: DC pulsed TIG, DC MMA.

集直流氩弧焊,脉冲氩弧焊, 直流手工焊于一体.

The graft copolymer EPDM-g-MMA with good mechanical properties could prepared under optimum conditions.

在适宜条件下,可以制得较好综合性能的接枝共聚物.

IR spectrum proved that the monomers AC and MMA had been really grafted onto NR.

红外光谱证实单体AC和MMA已接技到橡胶分子链上.

Objectives To summary the clinical characteristic of l ate onset methylmalonic aciduria ( MMA ).

目的　总结晚发型甲基丙二酸尿症 ( MMA ) 的临床特点.