【Abstract】Among those American symbols like multiculturalism， hi-tech and its powerful status in the world， an important......

Under the condition of ultrasonic wave heating,the ground oil sand from Daqing oilfeld was preprocessed with compound mo......

Multivessel batch distillation(MVBD) is mainly used to separate mixtures with more than two components. In this article,......

Internal loss is a key internal parameter for high power 1060-nm In Ga As/Al Ga As semiconductor laser.In this paper,we ......

The feasibility study of a public-private partnership (PPP) project is regarded as one of the critical factors for succe......

How Far Can You See?　　If you stood on the shore looking across the sea to the horizon(地平线 the line appearing to sep......

【名师简介】昝亚娟，河南省首批中小学正高级教师，河南师范大学教育硕士指导教师，郑州市首届十大杰出教师，郑州首批名师工作室主持人，河......

When talking about Mexican clothing， we must necessarily separate them into three main groups：　　Modern clothes　　Tradit......

This paper reports the study on the polymer protected catalyst CPVC-FeCl3 used in esterification, transesterification, ......

[Objective] The paper was to establish ultrafiltration membrane technology for separation of antitumor active plypeptide......

A 5.8 T cryogen-free superconducting magnet(SCM) system with a warm bore hole of 160 mm in diameter,used for gyrotrons o......

There are two separate ways that you can “learn” English grammar. One is to learn it as a subject. This means learning......

Gangue from underground separation of coal can directly be used for filling mined out areas, saving transport capacity a......

以盐酸法气相水解生物质制备的糠醛产物为研究对象,建立糠醛和乙酸含量测定的气相色谱分析分离检测方法,通过试验优化得到稳定的分......

Separate characteristic of the tangential ultrasonic vibration assisted grinding(TUAG)machining is analyzed based on TUA......