Impact abrasive wear behavior of electroless Ni-P coating was researched by means of single-pass pendulum scratching test characterized by impact loading.
利用单摆划痕法的冲击加载特性，研究了N i - P化学镀层的冲击磨粒磨损性能。
The experiment of using graphic teaching method to teach volleyball's pass to girl undergraduates of non-P. E major of Grade 2002 of Fujian Normal University.
对福建师范大学公共体育课2002级本科女生班排球垫球教学进行图示教学法的实验尝试。
Thee experiment of using graphic teaching method to teach volleyball's pass to girl undergraduates of non-P. E major of Grade 2002 of Fujian Normal University.
对福建师范大学公共体育课2002级本科女生班排球垫球教学进行图示教学法的实验尝试。
Stray light generated in multi-pass amplification forms a lot of ghost images, which not only seriously influence the Laser beam quality and propagation p rope.
光学系统的杂散光极易在系统内形成多个鬼像 ，这不仅严重影响光束质量和传输特性 ，并可能对系统光学元件造成永久性损伤。
Generally speaking, the time you spend with family or on genuinely career-building projects will pass muster — but the extra three emails you can answer at 11 p. m. will fail.
一般说来，你和家人在一起或者你真正给自己做职业规划的时间是合格的、有意义的，但是你在半夜11点回的三封邮件，这个时间就不那么值得了。
Results showed that the learning results and pass rate of the studied group were markedly better than that of the control one (P<0.05).
结果显示：实验组护士考试成绩和及格率高于对照组（P＜0.05）。 提示：远距离教学在护士自学考试教育中可起到积极的作用。
After emerging from the lamp reflector, the p-polarized light would pass through a half-wave retarder that would occupy half of the beam cross section.
反射后的p偏振光将通过一个半波纠正器，将占用一半的光束截面。
After emerging from the lamp reflector, the p-polarized light would pass through a half-wave retarder that would occupy half of the beam cross section.
反射后的p偏振光将通过一个半波纠正器，将占用一半的光束截面。
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