前后的

I was seeing a girl every other week for about four months.

我和一个女的两周约见一次，前后大概四个月时间。

The change is very distinctly of the rate of exorcize of COD in every columns, the rate of exorcize of COD is about 80% in aerobic column which better than anaerobic column.

各填埋柱渗滤液回灌前后COD的去除率变化较大，好氧柱普遍高于厌氧柱，好氧柱COD能够稳定在80%左右。

Objective To study the preoperative and postoperative changes of stereopsis and opportunity of op-eration of intermittent exotropia and constant exotropia having a intermittent period.

摘要］目的探讨间歇性外斜视和曾有间歇期的恒定性外斜视手术前后立体视功能变化及手术时机。

In this paper the performances of the scroll expander before and after tip seals being fixed are compared and analyzed.

本文对加装密封条前后涡旋膨胀机的工作性能进行了理论分析和实验研究。

The release in vitro of insulin from Ins-NC can be described by double exponential equation.

研究表明注射用胰岛素纳米囊具良好的外观及再分散性，冷冻干燥前后平均粒径及包封率几乎无变化，初步稳定性实验表明，注射用胰岛素纳米囊在4℃及室温较稳定，含量，包封率，平均粒径等无变化，体外释药符合双指数模型。

Multiple'.'' reflections at front and back surfaces of the glass faceplate.

散射'。''或荧光在玻璃片前后面上多次反射引起的。

Objective To investigate serum IL-6 and Clinic efficacy of Firebird stent and Cypher stent in elderly patients with acute myocardial infarction.

摘要］目的：探讨老年急性心肌梗死急诊经皮冠状动脉介入治疗置入Firebird和 Cypher支架术前后血清IL-6水平的改变及临床意义。

The fixed carbon content in the sample can be calculated from the difference between two weightings.

在600℃灰化滤纸并纯化固定碳90 min，称重，然后在1000℃灼烧至恒重，前后两次重量之差值为固定碳的结果。

Experiment was made on the floatability of various types of ore samples.

对超声波清洗前后矿物的可浮性做了对比研究。

The property changes of foam rubber surface before and after the treatment were studied by XPS and contact angle measurement.

通过X射线光电子能谱分析和接触角测定，研究了处理前后泡沫橡胶表面性质的变化。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。