dust free的意思|示意

The room for storage of rubber products should be cool, dry, dust-free and well ventilated.

存放橡胶制品的室内应保持清凉，干燥，无尘，通风良好。

Place unit on a clean workbench, in a dust - free and moisture-free room. Handle all parts carefully, and protect them against corrosion and impact damage after disassembly.

在一个无尘、无水汽的房间内，将部件放置在工作台之上。当部件分解开以后，要小心拿取，以免因腐蚀或碰撞造成损伤。

Clean, dry, dust-free bedding should be provided .

要供给清洁干燥无灰尘的垫草。

At peace and free from care, in a long nonage, in a sleep deeper and calmer than that of infancy, wrapped in the softest and finest dust.

而且比婴儿睡得还要深沉，还要平静，被裹挟于最轻柔、最细密的灰尘之中。

These principles include controlled temperature and humidity, limited traffic, ventilation requirements, and mechanisms that ensure that the environment remains as clean and dust-free as possible.

这些原则包括：受控的温度和湿度、受限的交通、通风及确保环境尽可能一尘不染的机制。

Its vibrating body shakes free the golden dust that will feed the larvae back in the nest-and promise the plant's DNA a future.

它抖动着身体将金黄色的花粉摇晃出来，然后带回巢内喂养幼虫——同时帮助植物顺利的繁衍了下一代。