平方公尺

Based on the investigation of 12 plots Betula platyphylla population with an area of 6 000 m^2, the size structure and the life table of the population were established and the survivorship of B, platyphylla population was analyzed by the curves of survivorship, mortality rate, hazard in this paper.

根据12块总面积为6000平方公尺样地的实地调查资料，分析了白桦种群的径级结构，编制了该种群的特定时间生命表，绘制了存活曲线、死亡率曲线和损失度曲线，并用4个生存函数进行种群的生存分析。

Six Barbados Blackbelly crossbred ewes and 7 lambs, the age of the ewes was 3 to 4 years old and transferred to individual pen the after delivery, the area of each pen was 16 m2, half slatted floor and half cement concrete floor, heating lamp and bedding materials were provided, lighting was provided whole day. For management, ad libitum napier and pangola grass roughage were provided.

本试验采用六只母巴贝多黑肚绵羊杂交种，及七只仔羊，母羊年龄三至四岁，并於分娩隔日移至个别栏饲养，每栏面积16平方公尺，地面为二分之ㄧ条状地面，另一半为水泥地面，栏位均架设保温灯以及铺设垫料，光照部分采全天光照。

Cardiotoxic actions were evaluated with electrocardiog-raphic parameters in 90 elderly patients with cancer after chemotherapy with ADM combination and in 59 patients with THP combination.

90名以阿霉素为主联合化疗和59名以吡柔比星为主联合化疗的老年肿瘤患者每次采用阿霉素或吡柔比星400mg/平方公尺静点，每疗程3次，每疗程之间间隔3周，分别于用药后1天，1周，2周复查心电图。

Under technological conditions such as: room temperature, current density 200 A/m^2, anolyte acidity 0.5 mol/L chlorhydric acid, acidity of catholyte 1.5 mol/L chlorhydric acid, circulation of anolyte and catholyte 40 L/h, Ni(superscript 2+) concertration 0.85 mol/L, and the average cell voltage 1.3 V, the electricity consumption of dissolving a ton of nickel base alloy is 813 kWh, and the Ni(superscript 2+) retention rate of the ion exchange membrane is more than 99.5%.

在电流密度200 A/平方公尺、阳极酸度0.5 mol/L、阴极酸度1.5 mol/L、循环量40 L/h、Ni(上标 2+)浓度0.85 mol/L左右和室温的条件下电解，平均槽电压1.3 V，电溶1 t镍合金板耗电813 kWh，阴离子交换膜对镍的截留率大於99.5%。

Nano-sized hydrous ceric oxide with an average diameter size of 70 nm and specific surface area 212 m g were prepared using sol-precipitation method in conjunction with ultrasonic dispersion.

采用溶胶沉淀结合超声分散处理的方法，制备平均粒径为70nm，比表面积为212平方公尺g^(-1)的纳米级水合氧化铈吸附剂。

Judged by the important valuecalculated based on the individuals with DBH3cm, major tree species were Cyclobalanopsis glaucoides, Pistacia weinmanni folia, Neolitsea homilantha and Olea yunnanensis.

依据两个10000平方公尺森林样地的调查，在两个样地内分别记录到植物95科142属的163种和70科110属的125种，其中，草本物种最多，乔木次之，藤本较少。

The results show that the surface quality of phosphating film is obviously improved by ZY, and a uniform and compact coating can be obtained when phosphated at 20℃ for about 20 minutes, which is 1.09 g/m^2 in weight, can withstand CuSO4 solution dropping for above 200 s, and resist mass fraction of 3% NaCl solution soaking for more than 5 hours.

结果表明，成膜助剂ZY明显地改善了磷化膜的表面质量，在20℃、磷化20min时可以获得均匀致密的磷化膜，膜重为1.09g/平方公尺，耐CuSO4点滴时间超过200s，质量分数为3%的NaCl溶液浸泡时间超过5h。

During the growing season, the individuals per square meter of Phragmites communis, Typha orientalis and Zizania latifolia in wetland area were 42, 18 and 17, respectively.

2在植物生长旺盛期，1平方公尺湿地内的芦苇、香蒲及茭草分别为42，18株和17株。

Utilizing lightened and simplified disease-control cultivation measures such as straw mulching, appropriate adjustment of sowing and transplanting period, the effect of integrated control on oilseed rape sclerotiniose could reach more than 50%.

利用稻草覆盖、适当调整播栽期等轻简化栽培控病措施，对油菜菌核病的综合防治效果可达50%以上；用2次50%多菌灵100g/667平方公尺防效可达85%以上，菌核病在南充尚未对多菌灵产生明显的杭药性。

The seedling establishment of Tsuga longibracteata in elliptical gap (area 118 m^2) center, middle, edge and under canopy of T. longibracteata forest were studied by seed burial experiments from December 2003 to January 2005 in Tianbaoyan National Nature Reserve of Fujian,China.

通过2003年12月到2005年1月对福建省天宝岩国家级自然保护区长苞铁杉林内椭圆形林窗（面积118平方公尺）中心、中部、边缘和林下样地进行种子埋藏及幼苗定位观测实验，研究了长苞铁杉幼苗在林窗不同位置中的建立。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。