Additionally, the cave harvestman, parasite and human activities also make important roles in the larvae population distribution.

Objective To evaluate the diagnostic value of CT for primary thyroid lymphoma ( PTL).

目的评价CT对原发性甲状腺恶性淋巴瘤（PTL）的诊断价值。

The PTl trace indicates the gradual evolution process of orogenesis.

所得PTl轨迹显示造山作用的递进演变过程。

Methods The clinical data of 14 cases of PTL treated from 1990 to 2005 were analyzed retrospectively.

方法回顾性分析1990&2005年收治的14例原发性甲状腺恶性淋巴瘤患者的临床资料。

A new method for theorem proving of PTL

命题时态逻辑定理证明新方法

In this case, they are also called long legged harvestmen.

在这种情况下，他们也被称为“长腿收成者”。

The effects of alignment errors on optical transfer function ( QTF) We concern about the effects of the fabrication errors on OTF of optical system for hybrid diffractive/ refractive optical system.

对准误差对光学传递函数的影响对于折衍混合光学系统，更关心的是衍射光学元件的制作误差对系统光学传递函数的影响。

The research results show that taxation is a constructive measure, which may effectively control the harvest effort and protect the biological resource in the ecosystem from overharvesting.

研究结果表明，税收是一种具有建设性的调控手段，它能够有效地限制捕获行为，从而抑制对生态资源的过度捕获并达到保护生态资源的目的。

Mycologists studying the fungus point to overharvesting as one reason.

研究虫草的真菌学家认为过度采摘是出现这种状况的一个原因。

The real extinction problem, he says, is human population pressure: habitat destruction, pesticide abuse, overharvesting, and species invasion.

他说，真正的灭绝问题是人类的人口压力：居住地的破坏、滥用杀虫剂、过度捕杀、物种入侵等。

The good harvest scene emerges in front of us.

丰收景象在我们面前展现出来.

Should it rain next week the farmers would have a good harvest.

要是下周能下雨的话,农民们就能有个好收成了.

They predicted that the next year would be a good harvest.

他们预言下一年将是大丰收.

A good harvest was obtained in spite of the drought.

尽管遭受干旱,还是获得了好收成.

If we plant a good seed, we reap a good harvest.

我们若种下好种子, 就会有丰收.

The peasants depend on a good harvest for their very existence , ie for existence itself.

农民要靠丰收才能活命.

There was a fall in the price of apples after the good harvest.

苹果丰收后价格下跌了.

We have a good harvest but our distribution is bad.

我们丰收了,但是产品卖不出去.

We expect a good harvest this autumn.

今秋可望丰收.

Our conversation turned to the bumper harvest this year.

我们的话题转到今年的大丰收.

Only by working hard can we reap a bumper harvest.

只有通过辛勤的劳动才能收获丰硕的成果.