二聚的

With the regional indexes of reference crown height and environmental factors including topographical, geomorphic, soil, climatic, geographic, standing condition and so on, by establishing GIS and with PCA and bidimensional step cluster with constraint condition, ecological region with the unit of town or land forest farm can be realized.

摘 要：采用红松基准上层高及环境因子地形、地貌、土壤、气候、地理、立地条件等为区划指标，通过建立地理信息系统和应用主成分分析、有约束条件的二维逐步聚类方法，实现了以乡为区划单元的生态区划。

The hydrolysis of birchwood xylan yielded mainly xylobiose and xylotriose, no xylose was detected by TLC. Therefore, XynA may be suitable for production of xylooligosaccharides.

XynA水解桦木木聚糖的主要产物为木二糖和木三糖，无木糖生成，说明它适合应用于低聚木糖的生产。

Polyethersulfone with Cardo is a developed engineering thermoplastic and membrane material with high glass transition temperature. PES-C ultrafiltration membranes were prepared by phase inversion method using dimethylacetamide as solvent and PVPK3O as additive.

采用凝胶相转化法，以新型耐高温工程塑料－含酚酞侧基的聚芳醚砜为膜材料，N，N-二甲基乙酰胺为溶剂，通过改变铸膜液中添加剂聚乙烯吡咯烷酮(PVPK30)的含量，在平板刮膜机上制备了一系列超滤膜。

The result indicate that it can effectively catalyze Knoevenagel condensation and can be reused at least two times.

结果表明，聚乙二醇4000支持的哌嗪对Knoevenagel缩合反应具有较好的催化性能，而且可以循环使用多次。

To probe into the role of GST in water stress,GST activities in the seedlings of common centipede grass treated by PEG6000 are investigated.

为探明谷胱甘肽转硫酶在水分胁迫中的作用，分别用聚乙二醇6000模拟干旱处理假俭草不同时间后，测定假俭草植株的质膜电解质渗透率，GST活性，H2O2和还原型谷胱甘肽含量。

However, the combination of NIR spectra and partial least square-discriminate analysis was applied to differentiate the certified milk samples and the adulterated milk sample.

而应用近红外光谱，结合判别偏最小二乘法建立定性模型，则可以实现对合格牛奶及掺入三聚氰胺的牛奶的定性鉴别，正确识别率达100%。

The differences of electric mechanism, phase behavior and high temperature stability of cyhalothrin drug-loading microemulsion were investigated when the dodecyl benzenesulfonic salts combined with five coherer counter-ions and polyoxyethylene styrenyl ether were mixed at the same molar ratio.

将十二烷基苯磺酸盐和苯乙烯化苯酚聚氧乙烯醚按摩尔比1∶1混合后，结合5种金属反离子配成增溶高效氯氟氰菊酯的载药微乳体系，研究其在导电机理、相行为及热贮稳定性上的差异。

Cyclohexanol,mainly used for adipic acid and caprolactam production,is the indispensably semifinished product of polyacidamides,and is widely used as solvent for many polymers.

环己醇主要用于生产己二酸和己内酰胺，是聚酰胺类产品不可缺少的中间产品，并且被广泛地用作许多高分子聚合物的溶剂。

The inflorescence, a panicle of cyme, was generally derived from axillary parts of current shoots or from latent buds of stems or wood.

花穗常以聚繖型的圆锥花序着生於当年生枝条叶腋或自二年生、多年生枝干部位的潜伏芽。

Crosslinking of primary amine contained in PEG-g-PDEA by glutaric dialdehyde could effectively improve the stability of polyion micelles to pH and ionic strength.

通过戊二醛交联PEG-g-PDEA中的伯胺可以有效提高该聚离子胶束对pH和盐离子强度的稳定性。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。