求翻译：5.4.5 化学品使用后必须将瓶盖旋紧，放回化学品室（化学品存储柜）内；易产生静电的化学品应使用铁质容器盛装，吸液泵应控制好流速；使用化学品时应避免任何化学品泄漏或溅洒于地面。是什么意思？

5.4.5 chemical use must be caps tightened, back into the chemicals chamber (chemical storage cabinet); easy to produce static chemicals should use iron containers with suction pump to control flow rate; Use of Chemical Commodities should avoid any chemical leaks or spills on the ground.

5.4 .5 after chemicals must be used to tighten the cap and put it back, chemicals (chemicals storage cabinet; easy-to-generate static electricity should be used for chemical iron container basin, suction pumps should be controlled flow rate; use of chemicals should be avoided when any chemical leaks

After 5.4.5 chemical uses must tighten the bottle cap, returns the chemical room (chemical memory cabinet) in; Easy to produce the static electricity chemical to be supposed to use the ferroguinous vessel splendid attire, attracts the liquid pump to be supposed to control the good speed of flow; Whe

5.4.5 caps must be tightened after the chemicals used, back room chemicals (chemical storage cabinets); easy to generate static containers containing chemicals you should use iron, suction pump should control the velocity; chemicals should be used to avoid any leaks or spills of chemicals on the gro

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