Attach (recommended) or Link to PDF file here:
[测试文件.pdf](https://github.com/mozilla/pdf.js/files/7147166/default.pdf)

Configuration:
- Web browser and its version:chrome 92.0.4515.131
- Operating system and its [version:](url) windows
- PDF.js version:v2.9.359
- Is a browser extension:no

Steps to reproduce the problem:
1. use pdf.js to open this pdf file
2. incomplete content display


What is the expected behavior? (add screenshot)
![image](https://user-images.githubusercontent.com/16495895/132935415-2b52322d-561c-4f60-97df-24e4429743ff.png)

What went wrong? (add screenshot)
![image](https://user-images.githubusercontent.com/16495895/132935425-e5e6605b-71f5-4065-bb89-5c0fdbe1564b.png)

Link to a viewer (if hosted on a site other than mozilla.github.io/pdf.js or as Firefox/Chrome extension):

} else if (ch ===  0x2d) {
        
        
        warn("Badly formatted number: minus sign in the middle");
      } else if (ch ===  0x45 || ch ===  0x65) {
        
        
        ch = this.peekChar();
        if (ch ===  0x2b || ch ===  0x2d) {
          powerValueSign = ch === 0x2d ? -1 : 1;
          this.nextChar(); 
        } else if (ch <  0x30 || ch >  0x39) {
          
          break;
        }
        eNotation = true;
      } else {
        
        break;
      }
    }
    if (divideBy !== 0) {
      baseValue /= divideBy;
    }
    if (eNotation) {
      baseValue *= 10 ** (powerValueSign * powerValue);
    }
    return sign * baseValue;
  }
  getString() {