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1·According the structure characteristics of oil filling pipe, combining production experience, designed expanding and necking die.

针对加油管的结构特点，结合企业生产经验，给出了连续扩。

2·BP officials say the static kill is the first step in a two-part operation that involves filling the well pipe with cement to block the release of oil and natural gas.

石油公司BP负责人说，静态封杀是一项两期工程的第一步，工程将包括在油井管道中注入水泥，封堵原油和天然气的泄漏。

3·Investigated is the effect of filling pipe on the charge relaxation and the oil surface potential at the interface between vapor and oil in a cylindrical vessel.

就鹤管对储罐内电荷的泄漏速度和油面电位的影响进行了分析。

4·The improved hermetic connection method includes spot welding to connect the filling pipe and fuel oil tank and then adhesion connection and sealing with adhesive.

一种汽车燃油箱加油管连接密封处工艺改进方法，先用点焊方法将加油管与油箱连接若干点，然后用粘接胶将加油管与油箱连接处密封。