合成体

The method will involve a sequence of ammonification of glass surface, functionalization of carbon nanotube surface, and bonding between the nanotubes.

将奈米碳管与其它材料以一定的比例复合而制备，进而形成一种具有奈米碳管之复合吸附材料所组成之固相萃取柱介质，其合成步骤包括：奈米碳管表面改质官能化，玻璃粒体之载体氨化及最后将两者经缩合剂作用而产生化学键结使奈米碳管批覆在玻璃粒体之载体上。

An artificial amphiploid RSP (2n=42, AABBDD) obtained by tetraploid landrace Ailanmai (Triticum turgidum L., 2n=28, AABB) and Aegilops tauschii (DD, 2n=14) expressed high tolerance to preharvest sprouting which derived from Aegilops tauschii.

利用长休眠的河南节节麦与四倍体小麦矮兰麦杂交幷经人工加倍合成的新六倍体小麦RSP，其节节麦抗穗发芽特性得到表达。

These results suggested that many organella could all develop into amyloplast, variation of amyloplast envelope resulted in amylopast proliferation, RER played an important role in synthesis and deposition of protein, ER showed many functions during endosperm development, intercellular space and plasmalemma invagination played an important role in transportation of nutrients, degeneration of starchy endosperm nucleus was a special PCD, Ca〓 and phosphatases played an important role during endosperm development.

上述结果表明：多种细胞器可以趋同发育成淀粉质体，淀粉质体增殖来源于其被膜的活动，粗面内质网在蛋白质的合成与积累中具有重要作用，内质网在胚乳发育中具有多种功能，胞间隙和质膜内陷在营养物质的运输中具有重要作用，淀粉胚乳细胞核的衰退是一种特殊形式的编程性死亡，Ca〓和磷酸水解酶在胚乳发育中起重要作用。

ER took part in cell wall material deposition during endosperm cell construction. ER rounded up matrix forming endocytic vacuole. ER cisterna swelling and accumulating starch developed into amyloplast. ER took part in protein synthesis and deposition, played a core role in protein body formation. ER swelled at the end to form many vesicles. ER was associated with the plasmodesmata, helped transporting nutrients at the development and differentiation stage.

内质网参与胚乳细胞构建中细胞壁物质的积累；内质网包裹基质形成吞噬体，为胚乳的发育提供营养；内质网槽库膨大，积累淀粉转变成淀粉质体；内质网参与蛋白质的合成与积累，在蛋白体的形成中处于核心地位；内质网末端节状膨胀，形成潴泡；灌浆高峰期内质网常与胞间连丝相连，有助于物质的运输。

Three chiral phosphorus ligands were prepared using anisole as the startingat material.Their applications in the asymmetric hydroformylation and asymmetric conjug ed addition of diethylzinc to enones were investigated.

以苯甲醚为原料，合成了三种新的手性含磷配体，考察了三种配体在不对称氢甲酰化反应和ZnEt2对环己烯酮的不对称共轭加成反应中的应用。

A new series of short range donor acceptor systems consisting of anthracene and different substituted benzoic esters were synthesized.

设计合成了一类以蒽为电子给体，带不同吸电子取代基的苯为电子受体的新型短程有机电子给体受体体系。

At the moment, a number of relevant genes in the bacteroid related to the symbiosis were activated, and the expressed quantity of protein remarkably increased.

为了探明这种改变是否与合成蛋白质的细胞器一核糖体有关，比较分析了苜蓿根瘤菌在自生和共生状态下核糖体蛋白的表达谱。

The peroxisome proliferator-activated receptors play an important role in adipocyte differentiation and fatty acid metabolism, activation of PPAR may induce the differentiation of adipocyte,influence the expression of genes involved in lipogenesis and fatty acid oxidation,eventually lessen ectopic fat accumulation and improve the impaired insulin signaling,so the medicine which targets to the control point of FFA metabolism would be hopeful in the treatment of a cluster of metabolic abnormalities resulted from insulin resistance.

过氧化物酶体增殖物激活受体在脂肪细胞分化、脂肪酸代谢中起重要作用，PPAR及其所调控基因的激活可促进脂肪细胞分化、减少脂质产生、增加脂肪酸氧化，从而减少脂质的异位沉积，进一步改善损伤的胰岛素信号转导通路，逆转胰岛素抵抗。针对脂肪酸合成及氧化的关键调控点的药物可能是今后治疗胰岛素抵抗引发的一系列代谢异常的新的靶点。关键词过氧化物酶体增殖物激活受体；脂肪酸代谢；胰岛素抵抗

There is no electron transfer from tetrakis(2-thienyl)tetrathiafulvalene to [60]fullerene containing piperidinoxanthate dyad in benzonitrile in steady-state.

四硫富瓦烯及其衍生物是良好的有机导体及电子给体，噻吩基取代的四硫富瓦烯可作为合成含噻吩及四硫富瓦烯两种电子给体的聚合物的单体。

As such, HMSPP has recently become a hotspot of development in many countries. This review summarizes researches in the past few years on the development of HMSPP, from preparation to property characterizations, with special emphasis given to the in situ polymerization technique to access long chain branched HMSPP.

本文从HMSPP的结构特点、制备方法、性能测试等方面总结了近年来的研究进展，着重介绍了反应器合成长链支化型高熔体强度聚丙烯的方法以及其结构表征，并在总结国内外现状的基础上展望了高熔体强度聚丙烯的发展前景。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失