One advisable way is to synthesize NFM acylating morpholine with formic acid as acylating agent.
较可取的是以甲酸为酰化剂,吗啉酰化初期强放热反应,该类反应安全操作条件是安全生产的关键.
来源:互联网摘选The amounts of formic acid in human urine has a direct bearing on the people's health.
采用高效毛细管区带电泳法测定人体尿中甲酸含量,尿样经过滤后直接进样,方法简单、快速,测定结果令人满意.
来源:网络文摘精选采用本萃取技术,不但具有显著的环境效益,而且还可回收甲酸,获得较好的经济效益.
来源:网络文摘精选Production 1,2 hydroxy beta 4-formic acid, a beta consignment sales produced products.
生产1、4-二羟基萘甲酸 、 甲萘醌,销售自产产品.
来源:互联网摘选So rS 3-4 mer was digested into rS 3 monomers in vitro by 70 % formic acid treatment.
rS34mer经纯化后在酸性溶液中水解为rS3单体.
来源:互联网摘选An example for water-formic acid-acetic acid separation is given work.
文中给出了水─ — 甲酸─ — 乙酸系统分离的示例.
来源:互联网摘选Many other insects also produce formic as well as other kinds of acid.
其他多种昆虫也能制造甲酸或其他种类的酸.
来源:词典精选例句A compound, such as a salt or an ester of formic acid, that contains the HCOO-radical.
一种酸, 因其形成的盐(氨基甲酸铵)和酯(氨基甲酸酯)而为人所知.
来源:互联网摘选本文采用二次回归正交组合设计的试验方法,研究了麦草甲酸法制浆工艺中甲酸浓度,蒸煮温度,蒸煮时间和预处理时间对纸浆得率和卡伯值的影响程度。
来源:互联网摘选The effect of calcium formic acid, bacitracin zinc and copper in diet of the weaning pigs
断奶仔猪料中添加甲酸钙、杆菌肽锌及高铜的效果
来源:互联网摘选Synthesis of 284 acid blue dye by sulfuric acid taking part of formic acid
硫酸代替部分甲酸合成284蓝染料的工艺研究
来源:互联网摘选
简答网 · 英语词汇

简答网 · 英语词汇

简答网 · 初中英语作文

简答网 · 双语娱乐资讯

简答网 · 高考英语

简答网 · 高考英语