ptw

Carry out audits of all PTW ongoing work operations.

对各种现行的作业许可证制度实施情况进行审核。

Specific training will be given to all employees on the PTW system.

全体员工均必须接受有关作业许可证制度的具体培训。

The results showed that the mechanical properties of blends of PVC and PTW decreased compared with PVC itself.

结果表明：加入PTW将导致体系的力学性能降低；

Permit Coordinator, Project Manager, HSE officer, and Commissioning Managers will then review and endorsed the PTW.

许可证协调员、项目经理、安监部安全主管和调试主管将检查并签署工作许可证。

Water soluble potassium ions in potassium hexatitanate whiskers (PTW) of calcination synthesis were investigated in this paper.

研究了烧结法制备的六钛酸钾晶须（PTW） 中的水溶钾。