why this is a mistake: pets have pent-up energy that needs to be unleashed through physical activity.

have only two kinds of gland cells, one producing s1 secretion, the other producing s2 secretion.

似鲶盘虫和黄颡四锚虫只有二种腺细胞，分别产生S1分泌体和S2分泌体。

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sequence analysis of the s2 glycoprotein gene and e gene of infectious bronchitis virus strains in sichuan, china

禽传染性支气管炎病毒S2和E基因的克隆及序列分析

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issr analysis of isolated strains ( s1, s2) of agaricus strains

蘑菇分离菌株（S1、S2）的ISSR分析

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the content of pro first increased then decreased, noticeable difference appeared between s2 and s0;

Pro含量先升高后下降，S2与S0呈显著差异；

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detection and significance of pre-s1/ pre s2 proteins in the serum of patients with hbv infection

乙型肝炎患者血清中HBV的前S1和前S2蛋白的检测及其意义

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s2 belongs to braided delta sedimentation system and s3 belongs to fan delta sedimentation system.

沙二段属于辫状三角洲沉积体系，沙三段属扇三角洲沉积体系。

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conclusion: lower s2 percent in patients characterized by positive syndrome may be accounted for by patients'high vigilance.

结论以阳性症状为主的精神分裂症患者有更低的睡眠阶段2比例可能与该组患者的高警觉性有关。

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two specimen s1 and s2 were compared in order to enhance strength of cementing agent and other parameters.

为了有效提高水泥胶合剂的强度及其它性能，对S1、S2两种试样进行了对比试验。结果表明，S2水泥中有害化学成分含量低、机械强度高；

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test method for tearing strength, tongue tear of leather

皮革的撕破强度和切口撕破的试验方法

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the main material of this drink is tomato and the supplementary raw materials are sugar, thickening agent, seasoning matter etc.

番茄果茶饮料是以番茄为主要原料，白糖，调味料，增稠剂等为辅料。

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the apec leaders' meeting was one of several meetings held in hanoi.

亚太经合组织领导人会议是在河内举行的众多会议之一。

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insect community structure of the main vegetables on the vegetable base in suburbs of hanoi

河内蔬菜基地冬季主要蔬菜上昆虫群落组成

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an arithmetic approach to the towers of hanoi problem

Hanoi塔问题的算术解

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a new non-recursive algorithm of hanoi tower problem

汉诺塔问题的非递归新解法

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hanoi university of communication and transportation.

我公干的地方是河内的交通大学？

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popularization of the moving direction of the disk on the problem of hanoi tower

关于Hanoi塔问题圆盘移动方向的推广

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from parallel solution of hanoi tower to unity programming

从河内塔的并行解到UNITY程序设计

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the study of towers of hanoi puzzle on the recursive relation

基于递归关系下的Hanoi塔问题研究

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solving the problem of hanoi by computer

利用计算机求解Hanoi塔问题

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tower of hanoi is a typical problem that can only be solved using recursive method.

汉诺塔问题是典型的只有用递归方法才能解决的问题。

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