Low and middle grade diatomite purification is of great importance in its industrial use development.
中低品位硅藻土提纯在其工业应用开发中有着重要意义。
We are the enterprise specializing in producing and selling top and middle grade commodity ceram-ics.
本厂是一家专业生产、销售高中档日用陶瓷的企业。
In our country, office space market is usually compartmentalized into top grade, middle grade and low grade.
就我国的办公楼市场而言，一般分为高档物业、中档物业、低档物业。
Adding middle grade sintered magnesia powder can enlarge the line ratio and porosity after high temperature treatment.
中档镁砂粉的添加使浇注料高温处理后的线变化率增大和气孔率增加。
Conclusion: KMSHT capsule had low middle grade of genetic toxicity and general reproductive toxicity, but no embryo toxicity.
结论：昆明山海棠胶囊具有低-中度的遗传毒性和一般生殖毒性，而无胚胎毒性。
This paper explains slag erosion mechanism of middle grade MgC brick based on petrographic analysis after the slag erosion, as well variation of the slag composition before and after the slag erosion.
根据渣侵后镁碳砖的岩相和渣侵前后钢渣成分的变化，阐述了中档镁碳砖的渣侵机理。
Middle grade or above for professional qualification of electrician is required.
职业资格等级要求维修电工中级及以上。
According to the latest figures, the average salary of a middle-grade manager is nearly twice as high in France and Germany as in the United Kingdom.
据最新统计，中级经理人员的平均薪俸，法国和德国要比英国高出近一倍。
Featured by good sintering level and dense structure, it is an excellent material for making middle-grade magnesia refractory products.
产品烧结程度好，结晶致密，是生产中档镁质耐火制品的优质原料。
Have engineering technology background, middle-grade professional certificate or national registered cost estimator bearer is preferred.
有工程技术背景及助理级以上职称者或持有全国注册造价员证者优先考虑。
Among them with high middle-grade goods picture is in the majority, famous paintings, calligraphy and painting inventory concurrently in million picture above.
其中以高中档商品画居多，兼营名家名画，书画库存保持在万幅以上。天地国画批发中心坚信：心胸有多大，事业有多大。
Among them with high middle-grade goods picture is in the majority, famous paintings, calligraphy and painting inventory concurrently in million picture above.
其中以高中档商品画居多，兼营名家名画，书画库存保持在万幅以上。天地国画批发中心坚信：心胸有多大，事业有多大。
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