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- The thickness of homogeneous target can be designed when the perforation test of semi-armor-piercing warhead is made.The target is predigested, and the times of experiments can be decreased. 在以打击舰船为目标的半穿甲战斗部穿靶能力试验中确定相应均质靶板厚度，以达到简化试验用靶板及显著减少试验次数的目的。
- We are testing the efficacy of a new drug. 我们正在测试新药的功效。
- They were testing a new weapon then. 当时他们在试验一件新武器。
- Good teaching and good testing are closely related. 出色的教学工作与完善的测试制度密切相关。
- The device had undergone extensive testing. 这种装置经受过广泛的试验。
- Test report is invalid without a seal on the perforation. 报告复制件不加盖本中心检验专用章无效。
- A perforation,as in a punched card or paper tape. 在穿孔卡片或纸带上穿孔的一种动作。
- perforation testing 穿孔试验
- A perforation, as in a punched card or paper tape. 在穿孔卡片或纸带上穿孔的一种动作。
- An ornament inserted into a perforation in the lip. 唇饰穿在唇上的孔里的一种饰物
- This prevents bowel perforation. 这样可以防止肠道穿孔。
- The acute Perforation has developed. 发生急性穿孔。
- A mark or a perforation indicating canceling. 取消记号表示取削的标记或孔洞
- The perforation in tectum is clear. 覆盖层不连续,有小穿孔。
- The perfor mance indexes thereof are tested. 检测了该醇酸树脂的各项性能。
- Used for testing the evenness of sliver and roving. 用于检验条子及粗纱的条干均匀度。
- Mesh sizes 16 and 32 are perforation cartridges. 网孔规格尺寸16和32是穿孔筒。
- No bleeding, perforation or septicemia occurred. 未发生出血、穿孔、败血症。
- We are through the initial testing period. 我们通过了最初的考试阶段
- Our country has discontinued nuclear testing. 我国已停止核试验。
