High temperature operation without varnishing valves and clutches.
没有过油阀和高温度离合器的运作。
Especially attention shall be taken that the National Standards of Fasteners can not be used for high temperature operation, weldability and corrosion res...
本企业尤其要注意国家标准不适合于高温范围、可焊接和耐腐蚀性的紧固件。
Inorganic non-metallic high temperature plugging material is designed for heavy oil thermal recovery of high temperature operation and development of plugging new material.
无机非金属高温调堵材料是专门为稠油热采的高温调堵作业而研制的新材料。
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