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The clearances and creepage distances are not sufficient .

爬电距离的间隙和不充分。

Clearances , creepage distances and solid insulation .

电气间隙、爬电距离和固体绝缘。

Holes , clearances and accessibility of mechanisms .

机械装置中的孔,间隙和可触及性。

All other necessary clearances have been obtained , including approvals from the u. s. , japan and the european union .

其他所需的许可已全部获得，包括美国、日本和欧盟的审核。

Books before and after retaining control of fast tight clearances should be adjusted .

书堆的前后挡规夹得偏紧，应适当调整间隙。