The influencing factors and technical problems of continuous extrusion of microcellular plastic foams are explained.

The necessity of applying microcellular foaming technology to form open-cell polymeric porous material is discussed.

通过回顾目前几种微孔材料成型的主要方法,介绍了微发泡成型技术用于制备开孔型微孔材料的必要性.

Introduce the characteristics and application range of microcellular foams, analyse the technological study situation and abroad.

介绍了微孔泡沫塑料的特点及其应用, 分析了国内外对微孔泡沫塑料的研究现状.

Microcellular foams are developed materials characterized by the presence of multiple small cells.

微孔发泡塑料是一种内部含有很多小泡孔的新型材料,具有很多优异性能.

Microcellular plastics is a newly-developed material cell size is less than 100μ m.

微孔发泡塑料是一种泡孔直径在微米级的新型发泡材料.

Therefore , good processing conditions for manufacturing microcellular plastics are discussed by experiments.

并通过部分实验加以讨论, 提出了挤出制备微孔泡沫塑料的较佳工艺条件.

Continuum damage mechanics and micromechanics-based approaches were usually used in mechanical model researching.

力学模型研究主要有连续损伤力学和细观力学两种方法.

Based on mobile agents, this paper presents a micropayment protocol.

文中设计了一种基于移动代理的小额支付协议.

Both teams used a high-resolution ion microprobe and a mass spectrometer to analyze the crystals.

两研究小组都用了 高清晰度 离子探针和一组分光计来分析水晶.

The magnetite compositions of the Changjiang River sediments were analyzed by electron microprobe.

运用电子探针分析了长江干流和主要支流河漫滩沉积物中磁铁矿的元素组成.

Lab sessions involve hands-on use of the electron microprobe.

实验部分包括电子探针的实际操作.

Single aerosol particles inin winter 2004 were analyzed by proton microprobe.

采用质子微探针技术,分析单个大气气溶胶颗粒物.

Results: The number of intestinal microflora of mouse boiling Rhizoma coptidis have increased effciently.

结果: 黄连水煎剂治疗组小鼠肠菌群菌数明显增多.

The disruption of the microflora balance may modify the intestinal barrier function, and influence the health.

若肠道微生态系统的平衡被破坏,可导致肠道的屏障功能减弱, 从而引起疾病.

In soil all organisms of this type are called microflora.

土壤里的这类生物总称为“微生物群落”.

Research of tissue engineering of microgravity.

微重力组织工程学的研究.

Abort microspore in crescent or irregular shape . 26.

月牙形和不规则形的败育小孢子.

The sporogenous cell develops into microspore mother cell.

造孢细胞直接发育成小孢子母细胞.

The patient as a pale, well-nourished, well-developed male with no pertinent abnormal physical findings.

这男病人面色苍白, 营养、发育均佳, 身体上无明显的异常现象.

NIV his body well nourished, his bones rich with marrow.

[和合]他的奶桶充满, 他的27骨髓滋润.

The spontaneous emission of a four-level atom embedded in a one-dimensional photonic crystal is investigated.

本文研究了处于各向同性的一 维 光子晶体中的单个四 能级 原子的自发发射性质.