partial substitution的例句大全

the results show that a partial substitution of co by a small amount of iron, copper and chromium is very effective in improving the electrochemical cycling stability in the la ( nimncoal) 5 alloy.

结果显示，用少量的铁、铜和铬部分取代贮氢合金La（NiMnCoAl）5中的钴对改善贮氢合金电化学循环稳定性有效。

Partial Substitution of Hybrid Larch and Birch for Black Spruce TMP for the Production of Newsprint Grade

用落叶松和白桦代替部分黑云杉生产新闻纸用TMP

The methods that can be used are: improve the cope hole; deal with the backing strip used for beam flange; strict the requirements for welding; reduce welding defects; remove the cracked parts; partial substitution of components.

采用的方法有：改进焊接工艺孔、对梁翼缘焊接垫板进行处理、严格焊接工艺要求，减少焊接缺陷、清除含裂纹部分、构件部分替换。

So far, though there have been increasing examples of inherently chiral calix [ 4] arenes with various substitution patterns ( upper and/ or lower rim, meta-position) and novel structures, most of them are cone and partial cone conformers.

至今已有大量上沿、下沿或间位取代的固有手性杯[4]芳烃被合成出来，但其中大部分都是锥形或部分锥形构象。