substitution effect的例句大全

The levels of nutrient solution, corn, and soybean had significant effect on stalk degradation ( P0.05). ( 4) Substitution method and emptying-force-feeding method were used to determine the apparent metabolic energy of BFCS separately.

其中营养液、豆粕和玉米的不同水平对纤维素的降解率有显著的影响（P0.05）。（4）分别采用套算法和强饲法测定生物秸秆肉鸡的表观代谢能。

This article analyzed nucleophilic substitution mechanism of amidation reaction which was the key step in new process, the effect factors such as catalyst type, catalyst volume, solvent and temperature were also involved.

其中酰胺化反应是关键步骤，文章分析了该反应的亲核取代机理及催化剂种类、催化剂用量、溶剂、温度等条件对反应的影响。

The effect of a small amount of Me2+ substitution and trace impurities doped on stabilize ferroelectric phase was explained qualitatively by thermodynamic entropy stabilization principle.

并以热力学熵稳定原理，定性地解释了少量置换与微量添杂对稳定铁电相的作用。

The effect of some factors such as reaction time, amount of succinic anhydride, reaction temperature and pH value on substitution degree of starch succinate was investigated.

考察了丁二酸酐用量、反应时间、反应温度、反应pH值对低取代度淀粉丁二酸酯取代度的影响。

since the environment with very long distance from the reaction core has relatively small effect on the reaction, the comparison partners of r-group can be regarded as some substructures that have through-bond of up to six from the point of substitution on the reaction core.

由于与反应核心相距过远的环境对反应的影响较小，R基团相似性比较对象，就由每个R基团截取从它与母体连接的位点出发向外扩展6层的子结构组成。

Using chloroform and pyridine as reaction medium, the authors prepare fully hydrophobing acyl chitosan with long fatly chain; and study the effect of reaction condition on degree of acyl substitution.

以氯仿、吡啶为反应介质，制备出完全疏水化的长脂肪链酰化壳聚糖，并研究反应条件对酰化取代度的影响。

Combined with practical production, the structure reform is conducted. The effective examine and repair process and requirements are proposed, and the domestic import substitution is realized. Through production inspection, the effect is excellent.

结合生产实际进行了结构改造，提出了有效的检修步骤和装配工艺要求，实现了进口零配件的国产化替代，经过生产检验，效果良好。

Effect of nerve-sparing cystectomy on postoperative continence after orthotopic bladder substitution

保留神经的全膀胱切除术对盲结肠代膀胱控尿功能的影响

Effect of the substitution of gypsum with limestone on the hydration process and performance of C3S, C3A and Portland cement was explored.

研究了用石灰石替代石膏对单矿物C3S、C3A及硅酸盐水泥水化过程及性能的影响。

Orientation Effect of the Methoxy on the Reaction of Electrophilic Aromatic Substitution

甲氧基在苯甲醚亲电取代反应的定位作用

A new method for calculating atomic charges in molecules and quantitative treatment of the orientation effect of electrophilic aromatic substitution reaction

计算分子中原子净电荷的新方法及芳烃亲电取代反应定位效应的定量处理

The rule for aromatic nucleophilic substitution reaction and the electronic effect on the reaction

芳香族亲核取代反应及电子效应的影响