percnet by weight是什么意思

用法例句

Influence of Package on Weight and Appearance and Active Ingredient Content of Unguent;

包装对医院外用软膏制剂重量、外观性状和有效成分含量的影响

Weight and Water Content of Internal Organs in Mongolian gerbil;

普通级长爪沙鼠内脏器官重量和含水量的测定

The evaluation of uncertainty for the determination of phosphorus content in ferrophosphorus by gravimetry;

重量法测定磷铁中磷含量的不确定度评估

Study on the cause of abnormal results for the determination of sulfur in steel and alloy by barium sulfate gravimetry;

用国家标准硫酸钡重量法测定钢铁及合金中硫时结果异常的原因研究

Determination of Ag in lead anode mud by gravimetry;

重量法测定铅阳极泥中银

In order to provide a new method of improving the replication fidelity for micro-feature structure parts in injection molding, taking microlens array as an application case, this paper studied the effects of processing parameters on the replication fidelity of micro-feature structure parts using part weight as a quantitative .

本文以具有广泛应用前景的微结构零件——微透镜阵列为案例，以制品重量为注射成型复制度的量化评价指标，研究工艺参数对其影响规律，探讨一种提高微结构零件注射成型复制度的工艺优化方法。

Studies on the detetmination of K_2O in K_2SO_4 and KCl by using microwave gravimetric analysis method;

四苯硼钾微波重量法测定硫酸钾、氯化钾中氧化钾的研究

A better method of determine sulfur trioxide in cement is the gravimetric analysis of barium sulfate.

在硅酸盐水泥的磨制过程中,为了调节水泥的凝结时间,须加入适量的石膏,石膏的掺加量通过水泥中三氧化硫的含量来控制,而较好的测定水泥中三氧化硫含量的方法是硫酸钡重量法,它准确度高、适用范围广。

The procedure was given to assess the uncertainty in gravimetric analysis of Ba ion.

对硫酸钡重量法与仪器分析相结合测定溶液中钡含量的不确定度评定,给出了评定步骤。