The free loading test results in simulated cartridge show that the use of oblate spherical powder could be applied to increase the loading density effectively.
自由装填试验表明：采用大弧厚球扁药能有效提高装填密度。
2
What we are not told, is that sealed cartridge bearings are specifically designed for radial loading and not optimized for axial loading.
没有人告诉我们，是轴承密封盒是专门设计的径向负荷和轴向负荷不优化。
3
The toothbrush has a 'top- loading' structure in which the cartridge is housed in a recess at the brush end of the toothbrush handle, the recess being accessible by removing the brush head.