SRA data problem

[AmoriLi]

HI~ Recently, I came across an issue when downloading the source data to do some deeper analysis about tracing data. The problem is: e.g. SRR7347028 seems only contain one file not common 3 files when "fastq-dump --split-3 SRR7347028.sra" (resulted only SRR7347028.fastq.gz) or "fastq-dump --split-files SRR7347028.sra" (resulted only SRR7347028_1.fastq.gz).

And this sample was described as follows:

Also I had found the Speicific Notice about 3'-end sequencing in your protocol:

Could you please give me some hints about this issue?