In C4 plants there are two types of chloroplast.

The activation of C4 system may play an important role in the pathogenesis of PN.

补体C4的激活可能在PN发病机制中起重要作用。

The Change C3 and C4 Level in Epidemic Hemorrhagic Fever Patients Complicated by Liver Damage

补体C3、C4在流行性出血热并发肝脏损害中的意义

Effect of Activation Conditions on VPO Catalysts for Selective Oxidation of C4 Hydrocarbon

活化条件对碳四烃氧化制顺酐VPO催化剂的影响

Optimization of Fermentation Condition of Chitinase-producing Bacterium C4 by Uniform-design

均匀设计法对产几丁质酶细菌C4发酵条件的优化

Study Status and Application on C4 Fraction of FCC

催化裂化C4烃类的研究现状与应用

Relationship between C3 and C4 in peritoneal fluid with pelvic adhesion

腹腔液补体C3、C4水平与盆腔粘连相关性研究

Utilization of C4 fraction in fine chemicals ( ⅱ)

C4馏分的精细化工利用（Ⅱ）

Studies of catalytic Conversion Reaction Conditions of C4 Hydrocarbon

华北石化C4烃类催化转化反应条件的实验研究

Discussion on the Relation between C4 Card Waveform Gauge and Yarn Quality

C4梳棉机波浪隔距与纺纱质量的关系探讨

The best firing temperature of best formula C4 is 1460 ℃.

C系列最佳配方为C4，其最佳烧成温度为1460℃。

Taking into account the systematic factors, we create C4 model for the timing study of Chinese funds.

将我国基金市场的制度性因素纳入其中，我们构造了用于我国基金时机选择研究的C4模型。

Analysing the Characteristics of Straight Forward Feed for C4 Card

立达C4型梳棉机顺向喂棉特点分析

Then, the paper emphasizes the theory and method of Decision Tree algorithm and realizes C4. 5 algorithm.

随后，着重分析了决策树算法的理论背景以及实现步骤，并给出了C4.5算法的伪码实现。

The clinical significance of determining C3 and C4 contents during cardiopulmonary bypass

体外循环手术中C3、C4的检测意义

The Development and Research of C4 Catalytic Distillation Hydrogenation Technology

碳四催化精馏加氢工艺的开发研究

Application of C4. 5 Algorithm in the Construction of the Type 2 Diabetes Classified Rules

C4.5算法在2型糖尿病分类规则建立中的应用

Analysis on Potential Development of C4 Hydrocarbons, Aromatic Hydrocarbon and Its Down Stream Products

我国C4烃和芳烃及其下游产品发展机会分析

C4 begin having lunch alone and walking alone sometimes.

C4中午有时候自己吃饭，自己在路上走走。

Application of C4. 5 Algorithm in Train's Rail Deformation Detection

C4.5算法在列车轨道故障检测上的应用研究

Proceeding an experimental analysis on carding technology of C4 card.

本文介绍了C4型梳棉机分梳区工艺的试验情况。