后腔 meaning in English
back cavity
metacoel
Examples
- These neoplasms can reach a large size in the retroperitoneum before detection
被查出之前，往往在腹膜后腔能长得很大。 - This is an uncommon fluid accumulation that can be due to blockage of lymphatic drainage , in this case by a malignant lymphoma involving the mesentery and retroperitoneum
这是一种特殊的液体积聚，发生于淋巴管阻塞，通常是恶性淋巴瘤累及肠系膜和腹膜后腔。 - Using large - area - mode yb3 + - doped photonics fiber , we realized laser operation and analyzed its output properties . the laser is cladding pumped and the output power is 2 . 6w , with wavelength of 1074 . 5 nm and slope - efficiency 54 %
在选用二色镜作为激光器后腔镜的实验中,在泵浦功率7 . 8w时获得了2 . 6w激光输出,波长为1074 . 5nm ,斜率效率为54 % 。 - We numerically analysis the changes of laser performances , such as laser power , with the parameters of laser cavity , including output mirror reflectivity , optimum length of double clad fiber , the cavity loss and concentration values of the fiber . these results are very important when optimizing the structure of a double - clad fiber laser . the variation of the temperature , stress , refractive index and laser efficiency of a high power double clad fiber laser due to the thermal effects is theoretical analyzed by using thermal conduction equations
由激光器输出特性准解析表达式出发详细分析了掺yb3 +双包层光纤激光器输出功率、泵浦功率、光纤的最优长度等参数与后腔镜对信号光反射率r2 、对泵浦光反射率r3 、双包层光纤掺杂浓度等结构参数的关系,并进行了数值模拟,模拟结果表明,激光器的性能参数受其结构参数的影响很大,为优化设计双包层光纤激光器的结构提供了理论依据。 - Ppar5 was expressed in the decidua under artificial decidualization , while ppar8 was not detected in the luminal epithelium of control uterus horn . ppar6 expression in the uterus of ovariectomized mice was significantly stimulated by estrogen or a combination of estrogen and progesterone
在激素调节模型中，注射孕酮与对照组的大鼠子宫腺上皮表达低水平的ppar ，但注射雌激素或雌激素与孕酮共同处理后腔上皮及腺上皮中表达增强，表明雌激素对其表达有调节作用。