地道科技英语单句写作（1）【中文原句】这种新方法具有效率高、容易调整的优点。
【典型英语病句】This kind of new method have the advantage of high efficiency, easy adjustment.【英语正句】 This new method has the advantages of high efficiency and easy adjustment.（2）【中文原句】本文首先讨论了这种工艺的特点，然后讨论了它的产生。
【典型英语病句】This paper first discusses the features of this process, and then its generation is described.【英语正句1】 This paper first discusses the features of this process, and then describes its generation.【英语正句2】 This paper begins with the discussion on the features of this process, followed by the description of its generation.（3）【中文原句】这台设备的特点是操作简便、价格低廉。
【典型英语病句】The features of this device are easy in operation and low in price.【英语正句1】 The features of this device are easy operation and low price.【英语正句2】 This device features easy operation and low price.【英语正句3】 This device is characterized by (its) easy operation and low price.（4）【中文原句】强调指出了去除率随处理时间变化的非线性规律。
【典型英语病句】 The non-linear law of the variance of the removal efficiency brought due to the variance of the treatment time has been pointed out emphatically.【英语正句】 The non-linear law of the variation of the removal efficiency with the treatment time has been emphasized.（5）【中文原句】我们的方法与以前讨论同一问题的文章中所述的不同。
【典型英语病句】Our method is different from previous articles discussed the same problem.【英语正句】 Our method is different from those presented (或described) in the papers available (或published before) on (或discussing ) the same problem.（6）【中文原句】只有通过对该系统性能的研究，我们才能了解它的优点。
【典型英语病句】Only through studied the performance of the system, its advantages can be understood.【英语正句】 Only through the study of the performance of the system, can one (或we) understand (或appreciate) its advantages.（7）【中文原句】本文对提高打印速度和印字质量提供了一种机辅设计手段。
【典型英语病句】This paper provided a kind of means of computer aid design for progressing the printing speed and the printing quality.【英语正句】 This paper presents a CAD method for increasing the printing speed and improving the printing quality.（8）【中文原句】同时给出了三轴稳定跟踪的数学描述及全补偿条件。
【典型英语病句】The mathematical description and the full compensation conditions of the 3-axes steady-tracking principle are also given.【英语正句】The mathematical description of and the full-compensation conditions for the 3-axis steady-tracking principle are also given.（9）【中文原句】文中比较了B 和 C，表明B将是C的基础。
【典型英语病句】B and C are compared. It shows that B should be the ground of C。
【英语正句】 A comparison of A with B is made, which shows that B will be the basis of C.（10）【中文原句】对构件的承载能力作了具体的分析。
【典型英语病句】The detailed analysis of the ability of bearing loads of the components is given.【英语正句】 A detailed (或concrete) analysis of the ability of the components to carry loads is made.（11）【中文原句】这是由于在PN结上存在一个电容之故。
【典型英语病句】This is due to that there exists a capacitance on the PN junction.【英语正句】 This is due to the fact that there exists a capacitance across the PN junction.（12）【中文原句】这个方法需要精确的定位，这就使得它的实现具有一定的难度。
【典型英语病句】 This method requires accurate location and this makes its realizationhave a little difficulty.【英语正句】 This method requires accurate location, thus making (或which makes) its realization somewhat difficult.（13）【中文原句】对A的识别和对B的确定是使用这一方法的先决条件。
【典型英语病句】 The recognition of A and determining B are the prerequisites for theuse of this method..【英语正句】 The recognition of A and the determination of B are the prerequisitesfor the use of this method.（14）【中文原句】最后提出了实现这种方法应注意的一些问题和解决方法。
【典型英语病句】 At last, we provided some problems that could be noted inimplementing this method and solving ways.【英语正句】 Finally, some problems that deserve to be noted in implementing thismethod and their solutions are presented.（15）【中文原句】由于缺陷的存在，装置的寿命将大大降低。
【典型英语病句】 Because of the existing of the defect, the life of the device will decrease very much.【英语正句】 Because of (或Due to) the existence of the defect, the life of the device will be decreased (或shortened) greatly.（16）【中文原句】导出了一个计算排放浓度的简单公式，最后举了若干例子。
【典型英语病句】 A simple formula to calculate the discharge concentration is derived and some examples are given in the end.【英语正句】 A simple formula for calculating the discharge concentration is derived and finally some examples are given。
（17）【中文原句】并讨论了这一方法与活性污泥法相比的优点。
【典型英语病句】 As compared with the activated sludge process, the advantages of this method have discussed also.【英语正句】 The advantages of this method over the activated sludge process havealso been discussed.（18）【中文原句】已知常数K，就能算出A来。
【典型英语病句】 Giving the constant K, A can be calculated..【英语正句1】 Given (或Knowing) the constant K, one (或we) can calculate A.【英语正句2】 Given (或Knowing) the constant K, it is possible to calculate A.（19）【中文原句】锡的熔点没有铅的高。