Polymeric materials - long term property evaluations 聚合材料.长期性能评定
Testing methods for long - term and long - lasting performance of ordinary concrete 普通混凝土长期性能和耐久性能试验方法
Standard for test methods of long - term performance and durability of ordinary concrete 普通混凝土长期性能和耐久性能试验方法
Road traffic noise reducing devices - procedures for assessing long term performance - non - acoustical characteristics 道路交通噪音减少设备.长期性能评估过程.非声学特性
Road traffic noise reducing devices - procedures for assessing long term performance - part 2 : non - acoustic characteristics ; german version en 14389 - 2 : 2004 道路交通噪音减轻设备.评估长期性能的过程.第2部分
Note 2 the predicted long - term behaviour of the tested and / or calibrated item is not normally taken into account when estimating the measurement uncertainty 注2 :在评定测量不确度时,通常不考虑被检测和(或)校准物品预计的长期性能
The ro system ' s long - term performance lies in normal operation and maintenance including device ' s trial use , starting operation and usual operational management 反渗透系统的长期性能取决于正常的操作与维护,包括设备的试车、开始运行与平时操作管理。
The ro system ' s long - term performance lies in normal operation and maintenance including device ' s trial use , starting operation and usual operational management 反渗透系统的长期性能取决于正常的操作与维护,包括设备的试车、开始运行与平时操作管理。
Based on researches of the interaction mechanism between asphalt and aggregate , the writer develops a new type of antistripe additive that is used to modify aggregate 在以上研究结果的基础上,开发了长期性能较好、工艺简单、费用低的用于处理集料的抗剥落剂。
Through many project applications and long - term performance testing , it is proved that the polymer cement mortar is one kind of ideal concrete patching and shielding material 经过多年工程应用和长期性能测试表明,聚合物水泥砂浆是一种理想的混凝土修补防护材料。