配以质量不高但偶尔信息量丰富的注释。

Videos come with cheesy, but sometimes informative commentary.

youdao

因此，井眼设计人员在安全边界内设计留在套管内的水泥量，以确保套管外的水泥属于高质量的水泥。

Hence, the well designer plans on a safety margin of cement left inside the casing to guarantee that the fluid left outside the casing is good-quality cement.

youdao

我们需要的数字溶剂打印机机。以合理的成本，如果成本和质量合适的话，我们将制定出一个良好的进口货量。

We required the Digital Solvent Printer machine immedietly at a reasonable cost if cost and quality works out we will import a good volume of this machinery.

youdao