必须按本说明书的规定进行试验运转后，方可投入使用。

After being tested according to this manual, it can be put into use.

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参照GB18352的试验运转循环工况的规定，在发动机台架上对汽油机燃用cng的排放污染物进行测试，并利用燃烧分析仪对气缸内燃烧状况进行辅助监测。

Referring to GB18352 test operate-condition, in order to test the emission of CNG-engine, and combustion condition in the cylinder is inspected using combustion-analysis instruments.

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进入试验场，我看见两套正运转的空中脚踏车模拟装置。 轨道在树和玉米地间穿进穿出，一个是8字形悬轨，另一个的8字有大概一英里长。

When I pulled into the property, I could see two functioning test models of Skyride weaving in and out of the trees and cornfields; one a figure-eight track, the other an eighth of a mile around.

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