为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

目的:探讨大龄儿童先天髋脱位的手术方法.方法:采用改良髋臼周围截骨,阶梯状植骨术治疗大龄儿童先天髋脱位48例62髋关节,并进行随......

Two kinds of fishbone-like, β-diketone-based liquid crystalline polysilsesquioxanes（FBDKLCP’S）, homopolymeric （H-FBDKLCP） ......

Ladderlike polyhydroxypropylsilsesquioxane (HO-T) was synthesized by alcoholysis of ladderlike poly(3-propionyloxy-propy......

A novel soluble ladderlike polysilsesquioxane containing reactive ester groups (Ester-T) was synthesized for the fnrst t......

Heat-resistant silicone gels were synthesized by replacing the single main chain polymethylhydrosiloxane withreactive la......

A new method for the preparation of a soluble ladderlike polymethylsilsesquioxane with high molecular weight （（?）=10<sup>5<......

Blends of PC and PPSQ (A) with high M_w and good ladderlike regularity or PPSQ(B) withlow M_w and more defective Si-atom......

The high molecular ladderlike polyhydrosilsesquioxane (LPHSQ) and its copolymer, ladderlike random copolymethylhydrosils......

Soluble, high molecular weight (MW) and ladderlike polyphenylsilsesquioxane (LPPSQ) and its copolymers, ladderlike rando......

Ladderlike polychloropropylsilsesquioxane (CP-T) was first synthesized by &#39;stepwise coupling polymerization&#39;.The......

Fluorescence spectra of ladderlike polyphenylsilsesquioxane (LPPS) and ladderlike 1,4-phenylene-bridged polyvinylsiloxan......