技工室改革二则新疆库尔勒市农二师门诊部口腔病中心（８４１０００）王心祖沙漠细砂代替铸模粉包埋铸件我科自１９９３年以来，利用天然的塔克拉马干沙漠细砂用于铸件及固定桥的外包埋３００余件，经临床观察效果满意，报告如下。方法：沙漠细砂不需用筛均匀筛过。颗粒均... Technical staff room reform two Xinjiang Korla City, two outpatient clinics Department of Stomatology Center (841000) Wang Xinsu desert sand instead of mold powder embedded castings Since our branch since 1993, the use of natural Taklamakan desert sand for casting and Fixed bridge embedding more than 300 pieces, the clinical observation of satisfactory results, the report is as follows. Method: sand without sand sieve uniform sieve. Particles are ...