Approach to sand-shooting compact principle and mechanism;
射砂紧实机理与机构的探讨
Research on the Method and Device for Fast Testing Permeability and Compactability of Green Sand and Compaction of Mould;
湿型砂透气性、紧实率及铸型紧实度快速测定方法与装置研究
The research of microcomputer controll sand compactability system;
型砂紧实率微机控制系统的研究
This system can be used to test the properties of the moulding sand on line, such as sand compactability, green compressive strength, and sand temperature, and to control the actual.
该系统能够用于在线检测型砂的紧实率、湿压强度和砂温等性能 ,并且能够根据检测结果通过控制补加水量将型砂紧实率控制在设定的工艺范围之内。
Research on the Method and Device for Fast Testing Permeability and Compactability of Green Sand and Compaction of Mould;
湿型砂透气性、紧实率及铸型紧实度快速测定方法与装置研究
This study evaluated urban soil compaction degree by comparing three compaction indexes, i.
通过测定南京市不同土地利用下的52个样点的紧实度、容重和孔隙度3个压实指标来反映城市土壤的压实程度。
Permeability, compactibility and mould compaction are important performance characteristics of green sand and mould.
透气性、紧实率及铸型紧实度是湿型粘土砂及砂型的重要性能指标。
This paper analyzes the factors affecting the controlling precision of sand compactibility system and sets up the dynamic model of regression coefficient between sand compactibility and water content.
分析了影响型砂紧实率控制精度的因素 ,建立了型砂紧实率 -水分回归系数的动态模型 。
Permeability, compactibility and mould compaction are important performance characteristics of green sand and mould.
透气性、紧实率及铸型紧实度是湿型粘土砂及砂型的重要性能指标。
Practice of Dry Sand Filling and Compaction by Vibration in EPC
消失模铸造干砂振动紧实的生产实践
Research on Device for Fast Testing Permeability and Compactibility of Green Sand and Compaction of Mould;
湿型砂透气性紧实率及铸型紧实度快速测定装置研究
Vigorous action must be taken, and we can't be too tender-hearted.
要真正抓紧实干，不能手软。
Experimental Study on Compaction Properties of Dry Sand in Expendable Pattern Casting
消失模铸造干砂紧实特性的试验研究
Parameters Optimization of Compact Mechanism in Air Impact Motding Machine
空气冲击造型机紧实机构参数的优化
pressure roller
压紧辊，压实辊，压紧辊轮
compactness, compactedness
紧密性,紧密度,密实度,充实度
He tamped down the tobacco in his pipe.
他把烟丝紧紧摁实在烟斗里。
Seize the Theme of the Development Tightly Push Party Construction Work in the University Fully;
紧紧抓住发展的主题 切实推进高校党建工作
Seize the Core of the Problem Tightly to Promote Earnestly the Construction of the Style of the Party in Colleges and Universities;
紧紧抓住核心问题 切实推进高校党风建设
Centering the Tasks of the Political Organs round "the Two Provisions;
政治机关要紧紧围绕“两个提供”抓好工作落实
It was indeed very compact and comfortable.
车厢里确实布置得非常紧凑而舒适。
The reality of the situation hit me and I felt my stomach tighten.
面对现实，我顿时觉得胃部发紧。
"It's an significant endeavor that Brooks no delay, and therefore diligent efforts must be made to ensure its success"
意义重大,刻不容缓,必须切实抓紧抓好。
an objection that is immaterial after the fact.
事实背后的一点异议是无关紧要的。
This is a very practical and pressing issue.
这个问题很实际又很紧迫。
Real life was gloomy and strenuous.
真实的生活又沉闷又紧张。
In fact, I was in urgent consultation with Israel.
事实上，我同以色列进行了紧急磋商。