V-ball valve repair without a long, long life, to provide you with the real state of efficiency of a process control valve.
型球阀长期不需修理，使用寿命长，为您提供了真正的高效率进行控制工艺状况的一种阀门。
Conclusion: Use of lateral V-shaped flap to repair vermillion defects achieved definite results.
结论：侧向V型瓣修复红唇，效果确切。
Saudi company wishes to have J. V. project for industrial cleaning and container repair and maintenance business.
沙特客户寻求国内工业清洁及集装箱维修企业在沙合作开展业务。
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