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211. The rack and torture chamber may not be substituted for the witness chair.

212. Boron substituted mesophase pitches were synthesized by co pyrolysis of different coal tar pitches with pyridine borane complex.

213. Di - , tri - and tetra - substituted material show even more regularity with respect to the appropriate typical patterns.

214. Under the optimum conditions, N - alkyl substituted enamines can be obtained with good purity and high yield.

215. Quantum Chemical Study on Charge Transfer Complexes (1)—The Series of 1, 3, 5- Trinitrobenzene with Substituted Potassium Phenolates.

216. The modification was nearly negligible in which the full adder cells are substituted by cells termed modified full adder and such design has not any additional critical paths inside the adders.

217. The use of the active group substituted alkoxy silane as a coupling agent improves the adhesion of the product to glass, aluminum and other substrates.

218. After hydrazinolysis, hydrazide resin (3 ) reacted further with substituted benzoyl chloride obtaining hydrazide resin (4).

219. Embedded computer technology in the nearly ten years fast development, has already substituted for the general-purpose computer in many domains.

220. A asymmetrically substituted hexane (1) was synthesized via a one-pot reaction of benzaldehyde and acetylbenzene.

221. Novel substituted 2,4-thiazolidine diketone derivatives,[sentencedict.com] method for preparation thereof and pharmaceutical compositions containing the same.

222. The original K - F - D system was replaced by SCR - D system for main transmission, while PLC was substituted for the original relay contactor control mede.