aTo carry out the method proposed by Keller [4], one would have to use some sort of finite difference scheme. The present difference scheme seems to be simpler to apply in practice. For a restricted period of time and on a restricted region, our results should be identical with those obta...
解析 B 解析:B [解析] [分析] [详解] 考查名词词义辨析。句意:尽管失败了很多次,他们仍然继续进行实验。A. method方法;B. experiment实验;C. warning警告;D. effect效果。根据Despite numerous failures, they continued to carry out可知,此处用“实验”符合句意,故选B项。
aCarry out the method for thin-layer chromatography,Appendix A,using silica gel GF254as the coating substance and a minture of 65 volume of chloroform,25 volumes of acetone and 10 volumes of toluene as the mobile phase,but allowing the solvent front to ascend 14cm above the chromatoplate ...
A method of conducting a continuous multi-phase catalytic reaction such as the conversion of syngas to higher hydrocarbon fuels. Gaseous reactants are introduced via a gas permeable plate into a slurry which includes the product and a finely divided catalyst. The liquid product is separated from ...
method and equipment to carry out the method of the coated mineraalikuituelementinGUNDBERG, MARTIN VENDELBOGARN, CLAUS BUGGE
Signal processing method for decoding telegraphy signals and arrangement to carry out the method. To reduce the distortions occurring in the decoding of AC telegraphy signals lying in particular in the short-wave range and transmitted at high telegraphy speed, the corresponding analog AF output signal...
carry out, cut out, stick out, lay out, make out, try out 1.Before the dinner party, my daughter helped me___the knives and forks on the table。 2.LondonTransport hopes to___the new system in September. 3.The police said that the attacks were___by the terrorists。 4.The doctor ...
考查名词词义辨析。句意:尽管失败了很多次,他们仍然继续进行实验。A. method方法;B. experiment实验;C. warning警告;D. effect效果。根据Despite numerous failures, they continued to carry out可知,此处用“实验”符合句意,故选B项。 练习册系列答案
This method is difficult to carry out although it is completely correct in (理论).(根据中文提示填空) 相关知识点: 试题来源: 解析 theory 【分析】 【详解】 考查名词。句意:这种方法很难实施,尽管它在理论上是完全正确的。theory“理论”,介词后接名词作宾语,故填theory。 【点睛】 反馈 收藏 ...
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