yield的例句大全

Benzoyl cyanide was synthesized by the reaction of sodium cyanide with benzoyl chloride in a polar compounds as a catalyst with the yield of 72%.

在催化剂存在下，以固体氰化钠和苯甲酰氯为原料合成苯甲酰氰，研究了反应条件对收率的影响。优化条件下收率达72%（以苯甲酰氯计）。

Under above conditions, the yield of n amyl benzoate reached 96.7%.

上述条件下，苯甲酸戊酯的产率可达967%。

Under theses conditions, yield of n-butyl benzoate could to reach 87.12%, suggesting that H_7PV_ ( 12) Mo_O_ ( 42) is a good catalyst for the synthesis of n-butyl benzoate.

在最佳实验条件下，酯收率可达87.12%，表明H4PV（12）Mo2O（42）是一种合成苯甲酸正丁酯的优良催化剂。

Compared with the traditional process, yield of diosgenin was raised by 25.1 percent, the consumption of hydrochloric acid reduced by 90%, and the consumption of petroleum benzine decreased by 60%, and the production was much purer.

该工艺同传统提取工艺相比：皂素收率的提高率为25.1%；产品纯度高；盐酸用量降低90%以上，石油醚用量降低了60%以上。

The catalytic hydrolysis of benzal chloride and benzyl chloride mixture was studied, benzal chloride forming benzaldehyde in 95% yield, while the benzyl choride unreacted.

研究了亚苄基二氯和苄基氯混合物的催化水解反应，亚苄基二氯水解率达95%，而苄基氯不发生化学反应。

Mathematical Model of Applying N, P, K and Zn Effect on Common Beet Root Yield

磷氮钾锌四种肥料对甜菜根产量反应的数学模型

Research of Cultural Technique of Common Beet with High Yield and Sugar Content in Heilongjiang Province

对黑龙江省甜菜高产高糖栽培技术的探讨

Secondly, effects of different nutrition levels on slaughtering performance, prime cuts yield and beef quality;

不同营养水平对屠宰性能、优质切块肉产量以及牛肉品质的影响；

They are putting money into a new generation of indices and hedge funds that yield strong returns even in a bearish market.

它们正把资金投入新一代指数和对冲基金，即使在熊市中也会产生强劲收益。

First, a flat and continuous price function is developed, which has the main characters of both the price function of profit maximum and the examine function of yield maximum.

构造了一个光滑连续的价格函数，它兼具了IC效益极大化中价格函数及成品率极大化中检验函数的主要特点；

Conclusion The yield of rifamycin B is raised significantly with the technology optimized. The productivity of rifamycin B is increased by 17% than that without barbital sodium and 10% more than that produced at the present level.

结论优化工艺使发酵单位显著提高，比不加巴比妥钠提高17%，比目前生产水平提高10%以上。

From the view of comprehensively consideration the hybrid seed yield and the quantity factors, the optimum ratio between parental line was 1 ∶ 4 by using pistillate line of Balsam pear to product seed.

综合考虑制种产量与制种质量，利用苦瓜强雌系制种，其最适行比为1∶4。

The each single effect of N, P and W on yield increasing was statistically significant and coincided with the law of diminishing return.

而供水充足时，N肥对产量的影响作用更敏感.N、P、W3个单因素对春小麦均有明显的增产作用，而且符合报酬递减率。

Beyond that point, most managers consider that further quality enhancing measures yield a quickly diminishing return on investment.

大多数管理者认为超出此范围的质量提升措施只能产生急剧下降的投资回报。

The Influence of Moisture Content Before Baling on Alfalfa Hay Quality and Yield

苜蓿打捆前的含水量对营养价值和产草量的影响

Stable and high-quality baked anode is the important guarantee of large-scale aluminium electrolysis cell production and the key of current intensify and yield increase to all aluminium plants.

稳定、优质的预焙阳极是大型铝电解槽正常生产的重要保障，也是各电解铝厂强化电流、提高单位产能所必须解决的一个关键问题。

The effect of silicate bacterial fertilizer on Rice Yield and its utilization technics

生物钾肥在水稻上的应用效果及使用技术

Screening for high yield Xylanase Producing Bacillus pumilus h-101 and studies on xylanase production

木聚糖酶高产菌株Bacillus pumilus H-101的筛选及产酶条件的研究

Based on the calculating data of the case history of well point drainage. this paper analyzes the condition of influence of the coefficient of permeability to the interference yield of a single well and the number of wells.

本文根据井点排水的实例计算数据来分析渗透系数对单井干扰出水量、井数的影响情况。

This article yield-ed us great profit.

这东西给我们带来了很大的收益.