Based on the standard of environment light source requirement in the photoelectric proximity switch tests, and the practical tests complied with this standard, the judgement difference was presented.
基于光电式接近开关所有试验条件中环境光源要求部分标准的制定，以及实际的根据标准进行试验结果判定的差异性。
Whether in a controlled or natural environment, the light source is an essential consideration.
无论是在人工控制还是自然条件下，光源都是个必要考虑因素。
The light version of the library is distributed only as source, and that restriction might be an issue if you try to install it in a hosted environment.
PDFLib 库的精简版本库仅作为原始版本分发，当您尝试在托管环境下安装精简版本时，就会出现这个限制问题。
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