单型的

The thesis mainly discuss the unimodality of independence polynomials of some graphs.

本文主要来讨论一些图的独立多项式的单峰型性质。

The new compens ator consists of a three-phase voltage source inverters(to eliminat e negative sequence current and adjust reactive power)and a single-phase voltage source inverters(to eliminate zero seq uence current).

该补 偿器由用于补偿负序分量并调整负荷母线电压的三相电压型逆变器和用于补偿零序分量的单相逆变器组成。

Some characteristics among monoconidia of a Cordyceps anamorph are obvious different, mentioned above features are submerged hyphae morphology, conidiogenous structure, sectoring feature, potential of fruit formation and survival time in normal temperature.

一种虫草无性型单孢子株问的基质菌丝形态、产抱结构、角变特徵、有性子实体形成能力及不同菌株在常温下的存活时间等皆有明显差异。

The structure brief introduction the dense thick liquid pump of one stud of i-1b s series is formed by four parts electromotor , shaft coupling , pump and bases motive force joining in marriage usefulness uses y s series asynchronous electromotor of three-phase the shaft coupling uses the water pump with the paw mould elasticity shaft coupling the pump by the pump shell , become hollow inside axle and universal twists joints and winds axle , stud , bush and axle seal and package places and goes out the material mouth etc and forms , and the section of stud is the oval for round and bush section , and his interior surface is the duplexing spirals faces .

结构简介 i-1b系列单螺杆浓浆泵由电动机、联轴器、泵和底座四个部分组成。配用的动力采用y系列三相异步电动机。联轴器采用水泵用爪型弹性联轴器。泵由泵壳、空心轴、万向绞接头、绕轴、螺杆、衬套、轴封装置和出料口等组成，螺杆的断面为圆形、衬套断面为椭圆形，其内表面为双螺旋面。

As superplasticizer , a series of comb-shaped copolymers of polycarboxylic acid were synthesized by polyoxyethylene allyl methyl diether, maleic anhydride, and styrene with different initiators,and esterified with PEO-n.

以聚氧乙烯甲基烯丙基二醚、顺丁烯二酸酐、苯乙烯等为共聚单体，采用不同引发剂，合成了一系列聚羧酸型梳状共聚物超分散剂，并以PEO n单酯化得酯化产物，研究了共聚物的结构、组成、添加量等对水泥粒子分散性能的影响。

The combustion of P-type radiant tube with regenerative burner is typical high temperature air combustion with single regenerative burner.

P型蓄热式辐射管的燃烧系统是典型的单烧嘴蓄热式高温空气燃烧系统，具有系统结构简单，烧嘴连续燃烧而易于控制，以及烟气循环燃烧等特点。

In order to solve the problem that uniaxial cotton opener tends to come to block up due to poor process air flow and air pressure in blow card process, causing break-down, an introduction is made to a patented product of multifunctional air vessel FA100 regarding the development background and the structure and the feature.

为了解决清梳联流程中单轴流开棉机由于工艺风量、风压配置不合理，出现易堵车而造成停产的问题，介绍了专利产品―FA100型多功能气流塔开发的背景及其结构、特点。

The high temperature characteristics of long period fiber grating and its strain characteristics at high-temperature with asymmetric refractive index profile in cross section of fiber induced by high-frequency CO2 laser pulses on common communication fiber (corning SMF-28) were proposed.

研究了基于高频CO2激光脉冲单侧写入的截面折变非对称型长周期光纤光栅高温特性及其在高温环境中的轴向应变特性。

In addition, the current problems and future research directions of the supported single-site catalysts have been pointed out.

指出了负载型单中心催化剂目前存在的问题和未来研究的方向。

And the plant average of several endosperms of each plant as data set for QTL mapping.

方法Ⅰ是以分离群体中各植株的分子标记基因型以及植株上若干粒种子胚乳性状的单粒观察值为数据模式进行QTL分析

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。