primary activity

With the further development of curriculum reform, offering activity curriculum in primary and high schools has become a noticeable study field.

随着课程改革的进一步发展，在中小学设置的活动课程已成为一个引人关注的研究领域。

The primary xylem of root is diarch, of which developmental process contains primary growth and secondary growth. Secondary growth mainly depends on the activity of the vascular cambium and cork cambium.

其根为二原型，发育过程可分为初生生长和次生生长，成熟根的结构以次生结构为主，次生生长主要依靠维管形成层和木栓形成层的活动来完成。

Because in my family, reading was the primary group activity.

因为在我的家庭里，阅读是主要的家庭活动。

Drugs that depress sympathetic nervous activity frequently reduce BP in patients with primary hypertension.

抑制交感神经活性的药物可以降低原发性高血压病人的血压.

Study on the Evaluation Model about the Learning Quality of "Four Activity · Nine Section" in Mathematics of Primary School

小学数学四动·九段学习质量评价模式的研究

Compulsory applied subjects involving primary comprehensive practical activity, class management, teacher's speaking, handwriting and multi media teaching production of primary Chinese;

以小学综合实践活动、班级管理、教师口语、书写、小学语文多媒体课件制作为内容的必修应用类课程；

The activity of POD reduced significantly to its 10% primary activity;

过氧化物酶活性减少到原来的10%；

For a system where the insertion/ deletion rate is minimal and the primary activity consists of searching, having a single lock-based approach is way below par.

如果系统中的插入/删除操作很少，主要活动是搜索，那么基于单一锁的方法性能会很差。

Expression, Purification and Primary Activity Analysis of Recombinant Serine Protease Inhibitor rEa

丝氨酸蛋白酶抑制剂Ea的表达纯化与活性分析

Primary Study on the Anti-bacterial Activity of Endophytic Fungi Isolated from Thevetia peruvian Two New Diseases of Ornamentals in Gansu

黄花夹竹桃内生细菌抑菌活性的初步研究甘肃省观赏植物二种真菌新病害&夹竹桃叶斑病和文竹叶斑病

And the tourism activity is the primary factor of influencing the tour environments.

通过对旅游生态足迹的实证分析，表明旅游活动的开展，是影响景区旅游生态环境的主要因素。

Any intention to change the primary nature of the proposed business activity must be discussed with the Manager Business Migration to ensure the'eligible'nature of the alternate business activity.

如欲改变原计划生意活动的基本性质，须事先与贸易移民经理约定，以确保替换生意活动的“合格”性。