1Recent research progress of Si60 cluster and its derivantWU Qing-yin, SU YuanService of Science and Technology193-2012Recent progress of dimethyl carbonateWANG Feng-ling, ZHANG Ying-feng, LI Chang-jiang, XU Haipingi, ZHENG Xiang-jun, RUAN Dong-liangService of Science and Technology202-2063On optinized desing of horizontal well and its oil reservoir potentialTIAN Feng-minService of Science and Technology207-2114Study on recycling of molecular sieve of Na86(Si02)106·XH2OCAI Bin, LIU Zhen-guoService of Science and Technology212-2145Stabilitv of emulsion liquid membrane for synthesizing fine particlesZHENG Xin, HE Gao-hong, LI Xiang-cun, LIN Chang, WANG MeiChemistry and Chemical Industry215-2206Study on alkylation reactions of 2-chloro-3-indolealdehydesGAO De-peng, GUO Hui, MENG Fan-lei, GAO Wen-taoChemistry and Chemical Industry221-2257One-step synthesis of quinolinic acid-phenyl ether (thioether)LI Yang, CUI Yan, WANG Xiang, GAO Wen-taoChemistry and Chemical Industry226-2298Determination of the heavy metals content in water,soil and corn nearby Jinzhou Iron Alloy Factory by ICP-OESRAO-jia, WANG Li-li, LIU Lian-li, ZHAO Li-na, LI Qing-lingChemistry and Chemical Industry230-2349Proving existence of quasiperiodic solutions of spring oscillator equationCHI Dong-xuan, HE Zhong-he, FU YuMathematics Research235-23710Bayesian estimation of pascal distribution parameter under the scaled squared error loss functionXU Jun-mei, SONG Li-xin, FU Tian-yuMathematics Research238-24011On S-concept lattice theoryFU Shang-jin, WANG Yan-ping, ZHOU JunMathematics Research241-24412Robust fault-tolerant control for uncertain continuous systems based on regional pole assignmentHOU Yu-juanMathematics Research245-24713f'+(x0)、f'(x0+0) and derivation problem of piecewise functionsZHU Feng-juanMathematics Research248-25014Geometrical interpretation to two types of errors in hypothesis verificationLIU Feng-xiaMathematics Research251-25315On Spin-dependent transport through a one-dimensional tunnel barrier with Dresselhaus spin-orbit effectWANG Bo, CHI FengPhysics and Engineering254-25616Study on a compliant robot arm based on bionic principles with multi-degree of freedomChen jiePhysics and Engineering257-25917Comparison of quantum harmonic oscillator and classical harmonic oscillatorHAN Ping, LI Fei-feiPhysics and Engineering260-26118Research and practice of hierachical teaching of college physicsWANG Wen-Xin, XU Chui-yanPhysics and Engineering262-26419On design of exercises in physics teaching under new standard of CurriculaZHANG Gong-nian, ZHANG Dai-feng, FANG MinPhysics and Engineering265-26720Application of COCOMO Ⅱ in software development workload estimateREN Yong-chang, ZHAO YingInformation Science268-271