查询词典 be preferable to

Influence of individual reaction parameters on MF catalytic hydroxylation of PHP is studied to find out preferable reaction conditions.

研究了各种反应条件对铁酸镁MgFe〓O〓尖晶石类催化剂催化苯酚过氧化氢羟化反应的影响，找到了较好的反应工艺条件。

The most preferable substituents are methyl groups for positions R1 and/or R2, due to the existence of a hyperconjugation effect between the p z orbital of the central carbon atom and one of the C—H bond orbitals in methyl group.

当R1， R2位置是甲基时，由于碳原子的p z 轨道与甲基的一个C—H键轨道间存在强的超共轭效应，从而可以较大程度地降低α-氢转移反应的势垒。

The questing for long service electroless Nickel technology leads to the preferable formula and operation conditions as follows: Nickel Sulphate 25g/L, Sodium Hypophosphate 30g/L, Lactic Acid 20~ 25ml/L, Citric Acid 5g/L, Sodium Acetate 15g/L, Thiourea l~3mg/L, Stabilizer E Img/L.

研究得出的最佳长寿命镀镍工艺为；硫酸镍25g/L，次亚磷酸钠30g/L，乳酸20ml/L，柠檬酸5g/L，乙酸钠15g/L，硫脲1～3mg/L，稳定剂E1mg／L镀液pH值5.0～5.1，施镀温度90±2℃，装载量1dm~2/L；每60min测量镀液中消耗的有效成分和补加浓缩液。

The questing for acidic middle-temperature electroless Nickel technology leads to the preferable prescription as follows:Proportion of Nickel Sulphate and Sodium Hypophosphate 0.36; Sodium Acetate 15g/L; Stabilizer A lmg/L(Stabilizer B Img/L for continual experiment); Composite complexing agent Lactic Acid 10ml/L and acetic acid 10 ml/L; Accelerator organic acid G 6g/L; pH value 5.0; Loading Capacity ldm2/L; Temperature 70C (Temperature 75C for continual experiment); Proportion of supplement for Nickel Sulphate and Sodium Hypophosphate 1:1.2; Testing the consumed ion of Nickel solution and supplement inspissations solution every 60min by the proportion of 15% fresh solution.

最后，通过研究得出最佳工艺配方为：硫酸镍与次亚磷酸钠的摩尔比为0.36；乙酸钠15g／L：稳定剂Almg／L(周期实验加稳定剂B10mg／L)；复合络合剂组合为乳酸10ml／L+冰乙酸10ml／L：促进剂为有机酸G6g／L；pH值为5.0；装载量为1.0dm~2／L；施镀温度为70℃(周期实验为75℃)：主盐与还原剂的添加比例1：1.2；每60分钟对镀后液进行镍离子浓度的测定并按镍离子的消耗量添加浓缩液，添加比例按开缸液的15％。

We think that it's not only optional, but also essential to take the linguistic feature of the original into consideration, and it'll be preferable to translate as idiomatically as we can.

我们认为我们不但可以，而且必须，适当地考虑原作的语言特征，而同时又尽可能使译文用纯粹的汉语表达出来。

But any is preferable to the implosion of the euro zone.

但是，无论哪个都适用于欧元区的经济崩溃状况。

Initially we found your product preferable hence we were in correspondence with you first.

起初我们比较喜欢你的产品所以才跟你联系的。

His followers believe in the perfect balance of nature, and believe that nature's bounty is preferable to any other 'civilizing' method.

他的随从者相信完美的自然的均衡，并且相信自然的慷慨比任何其他'教化'的方法好。

Results of performance test show that the double-modular charge made up of module A and module B is preferable to the propellant charge of bag form in performances, and meet the needs of GC45-155mm gun for capable of interior ballistics.

性能考核试验表明，由A、B模块组成的双模块系统，各项性能优于传统的布袋式药包装药，可以满足GC45-155火炮的内弹道要求。

From a strictly technical point of view eliminating factors of cost, bandwidth and sources, progressive video is preferable to interlaced video.

从除去费用的因素、频宽和来源的严格技术上观点，渐进的录影带是较好的使交织录影带。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48