作用于

"Its compounds, in which it has valence 2, 3, or 4, include titanium trichloride (used as a catalyst in polypropylene production), titanium dioxide (extensively used as a pigment -with the greatest hiding power of all white pigment s-in paints, enamels, and lacquers), and titanium tetrachloride (used in skywriting, smoke screens, and as a catalyst)."

钛的化合物(其中钛的原子价为2、3或4)包括三氯化钛(在聚丙烯生产中作催化剂)、二氧化钛(在油漆、釉药和漆器中广泛用作颜料，在所有白色颜料中掩盖能力最强)以及四氯化钛(用于空中显示图形文字、烟幕以及催化剂)。

"Its compounds, in which it has valence 2, 3, or 4, include titanium trichloride (used as a catalyst in polypropylene production), titanium dioxide (extensively used as a pigment-with the greatest hiding power of all white pigments-in paints, enamel s, and lacquers), and titanium tetrachloride (used in skywriting, smoke screens, and as a catalyst)."

钛的化合物(其中钛的原子价为2、3或4)包括三氯化钛(在聚丙烯生产中作催化剂)、二氧化钛(在油漆、釉药和漆器中广泛用作颜料，在所有白色颜料中掩盖能力最强)以及四氯化钛(用于空中显示图形文字、烟幕以及催化剂)。

"Its compounds, in which it has valence 2, 3, or 4, include titanium trichloride (used as a catalyst in polypropylene production), titanium dioxide (extensively used as a pigment-with the greatest hiding power of all white pigments-in paints, enamels, and lacquers), and titanium tetrachloride (used in skywriting, smoke screens, and as a catalyst )."

钛的化合物(其中钛的原子价为2、3或4)包括三氯化钛(在聚丙烯生产中作催化剂)、二氧化钛(在油漆、釉药和漆器中广泛用作颜料，在所有白色颜料中掩盖能力最强)以及四氯化钛(用于空中显示图形文字、烟幕以及催化剂)。

If it is artificially SLEEVE TYPE SOFT SEALING PLUG VALVE ACC.

如果把它人为地、强制性地用于切断场合，显然效果不好，即便为它作了许多改进，也是不可取的。

The feasibility study was made on bathing wastewater which was reclaimed with the treatment process by sponge iron and reused to the artificial lake.

研究了以海绵铁处理洗浴废水回用于人工湖景观用水工艺的可行性，讨论了流量对洗浴废水中LAS等污染物质的处理效率的影响，同时探讨了海绵铁柱中填料的损耗和再生问题以及海绵铁柱出水除铁问题，并对海绵铁处理洗浴废水中LAS的机理作了初步探讨。

One of a pair of marks,, used to enclose written or printed material or to indicate a mathematical expression considered in some sense a single quantity.Also called square bracket

方括弧，中括号：符号之一，用于托住一手写或印刷或标明被视作单一数量单位的数字表达式也作 square bracket

However, oil companies can book them as proven reserves after opening a strip mine or thermal facility for extraction.

然而，石油公司在开放用于采油的新的采矿带或热设施后，可以把它们计作探明储量。

The MoveRecord struct is used for storing information about each move made during the course of a game.

该MoveRecord结构是用于存储有关期间的游戏过程中所作的每一个移动的资料。

The machine is used as subaqueous power in fountain and enviroment ect.project.

该电机广泛用于喷泉及环保等行业作水下动力用。

Stout-bodied nearly tailless domesticated cavy; often kept as a pet and widely used in research.

身体矮胖几乎无尾的训养豚鼠；经常被养作宠物并广泛用于实验研究。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。