in the presence of造句
(211) With hydrogen sulfide and tetrapropylene as raw materials, TDM was synthetized by the one step process in the presence of acidic ion exchange resin.
(212) Such inspection shall be conducted in the presence of the consular officer concerned or of his authorized representative.
(213) Fires have been reported when sevoflurane is used in the presence of desiccated soda lime.
(214) Strong fragrances are unadvisable in the presence of customers, along with garlic and cigarette breath , the code says. The solution: 'Avoid garlic and onion-based dishes. '
(215) In general, this reaction will be conducted in the presence of a suitable solvent such as a lower alkanol.
(216) A rayleigh assumption is made for the scattering channel, and the LOS propagation channel model in the presence of polarization diversity is derived.
(217) Inducible enzyme (adaptive enzyme) An enzyme that is produced by a cell only in the presence of high concentrations of its substrate or a structurally similar substance.
(218) In the presence of catalytic amounts of samarium trichloride, acetophenone diethyl ketals reacted with acetyl chloride to give 1,3,5 - triarylbenzenes in high yields.
(219) Film condensation heat transfer characteristics are studied by numerical simulation for a single horizontal tube in the presence of a non condensable gas.
(220) This paper presents a new method for estimating two dimensional angle of arrival in the presence of coherent signal sources with two parallel linear array.
(221) Methyl cinnamate was synthesized in the presence of the catalyst of pentahydrate stannic chloride, and characterized by melt i ng point, elementary analysis and infrared spectrum.
(222) There are two disadvantages in adaptive beam forming in the presence of main lobe interference, one is heightening of side-lobe level, the other is distortion and peak offset of main beam.
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