principal 四级六级考研GMAT高考

The school principal welcomed the students during morning assembly.

校长在晨会上欢迎学生。

The principal spoke with disapproval of your words and actions.

校长谈到你言行时很不赞成。

Drinking is a principal cause of highway deaths.

酗酒是公路死亡事故最原因。

The principal issues in dispute concern the duration of the future treaty.

有争议问题牵涉到将来条约期限。

Their school gave a reception to their new principal.

他们学校为新校长举办了一个招待会。

The two principal political parties have combined to form a government.

两个政党已经联合起来组成政府。

He is one of the principal movers and shakers in the political arena.

他是政界一个有权有势人物。

Hydrous desmocollinite and exinite in coal are the principal material for hydrocarbon generation.

另外，本文提出了煤有机地化参数类比系数法，并对煤生烃潜力进行了评价。

Methazolamide eye drops was prepared using inorganic nanoparticles as carrier and methazolamide as principal agent.

制备醋甲唑胺滴眼液并建立其质量控制方法。

A spitball hit the principal on his nose.

一个纸团飞过来打在校长鼻子上。

He is the principal of this school.

他是该学校校长。

An auxotroph requires, in addition to the principal carbon source, one or more organic nutrients.

缺陷营养生物除需碳源外，还需一种或几种有机养料。

The reaction principal, reaction procedure and flowsheeting in the potassium sulfate method are included.

给出了甲酸钠法反应原理、反应过程以及工艺流程。对原料消耗、产品规格及质量测定作了简单介绍。

The teacher conferred with the principal about Dick's promotion.

教师与校长商谈了迪克升级问题。

There was no school play because the principal withheld his consent.

由于校长没同意, 学校里没有举行比赛。

But the cow bile acid’s principal constituent is the cholic acid and the desoxy cholic acid,the desoxy cholic acid content are less in chicken vivo.the goose desoxy cholic acid’s content is highest.

如人胆汁酸是以胆酸、鹅脱氧胆酸为，而奶牛胆汁酸成分为胆酸和脱氧胆酸，鸡体内脱氧胆酸含量很少，鹅脱氧胆酸含量最高。

Introducing a kind of dynamic capability study method which tested jumpiness of the sawblade made in Germany on the precision sizing saw machine, as well as vibration of principal rotation axle.

介绍一种用动态性能试验法测试空载时在精密推台锯上德国产锯片锯齿径向跳动值,以及旋转轴振动情况。

According to the properties of basic points of lens group and the varifocal principle of lens group,a varifocal optical system which has a fixed image space principal point has been designed.

根据透镜组基点性质和透镜组可变焦原理,设计定第二点变焦光学系统。

If the delegation of authority to the subagent is not authorized, the principal is not liable to third persons for any act or contract of the subagent.

如果代理人对复代理人委托未经授权，本人对复代理人任何行为或所订立合同都不对第三人承担责任。

The principal prupose of this study is on nanosizing the disperse dyestuffs to colourize the fabric made of polyester super-micro fibers and to improve its dyeing properties.

摘本研究是以分散性染料染超微细聚酯纤维，以一般粒径染料与细化至奈米粒径染料染色之比较，针对坚牢度测试与上色程度来分析。