objective to analyse the effects of tooth position on tooth color, and to compare the colorimetry difference of teeth color in different site.

clinical analysis of laser tooth bleaching for vital color-stained teeth

活髓牙的激光牙齿漂白术临床应用体会

互联网摘选

objective through statistical analyses of color-matching records, the author compared the adaptability of vita color tabs tooth color of the people living in ningbo and the distribution frequency. the key points of clinical color matching were also given in the paper.

目的通过对比色记录的统计分析，比较Vita比色板与宁波地区人群牙冠颜色的适应性及分布频率，并提出临床比色要点。

互联网摘选

tooth color was measured by eye and colorimeter after thinner ceramic veneer restoration.

前牙薄型瓷贴面前牙修复后目测及测色仪检测色彩。

互联网摘选

method: tooth color was measured by 50 students in different color background through visual measurement before and after education.

方法：50名受试者在比色指导前后及不同背景条件下采用目测法进行牙体比色。记录其结果并进行统计学分析。

互联网摘选

development and color analysis of customized metal tooth color guide

定制金属基底多变色比色板研制及颜色分析

互联网摘选

were it not for the high compressive strength of modern structural materials, the area of the columns would encroach on the usable floor area to the point where this might become nil.

如果不是因为现代化结构材料具有很高的抗压强度，柱子的横截面积就会大到占去全部可用地板的面积。

互联网摘选

we would never know about diamonds were it not for volcanic activity, for that's what delivers diamonds from deep inside the earth to where we can get to them.

要不是火山活动，我们将永远无法见到钻石。火山活动将其从深层地幔带到了地表，因而我们可以得到他们。

互联网摘选

hence i would have thought myself to have been optically deceived in that matter, were it not for elijah's otherwise inexplicable question.

因此，要不是以利亚提出了那个费解的问题，我还认为是我一时眼力恍惚所致。

互联网摘选

after all, were it not for the darkness of the night, it would be impossible to see how brightly the stars shine in the sky.

毕竟，要是没有暗夜，想看到繁星在夜空中闪耀是不可能的事。

互联网摘选

the netherlands would not be the natural first choice for anyone starting a flower-growing business today were it not for the fact that the business is already there.

如果荷兰人本就不从事鲜花种植的生意，那么今天也就不会有这种生意已经出现在那的事实。

互联网摘选

such drops would be more precipitous still were it not for the cushioning effects of ultra-low interest rates on european mortgage-holders.

如果没有针对欧洲按揭贷款人的极低利率所产生的缓冲效应，下降幅度会更大。

互联网摘选

mr moritz said: "i wouldn't be here today were it not for the generosity of strangers."

莫里茨表示：“若没有当年陌生人的慷慨解囊，就不会有我的今天。”

互联网摘选

i don't know what i should do for relaxation, were it not for the innumerable detective stories.

如果没有那无数的侦探小说，我真不晓得怎样消遣。

互联网摘选

langston hughes i would liken you to a night without stars were it not for your eyes.

兰斯顿·休斯我无法决定，是否把你比作夜空缺少星星，只因你的眼睛。

互联网摘选

the discounts could have been bigger were it not for bidding wars, says hannay.

汉内说，要是没有竞价，折扣幅度可能还会更大。

互联网摘选

were it not for their well-designed bodies, bombardier beetles would have never existed.

如果不是完美的身体构造，根本不会有放屁甲虫这个物种的存在。

互联网摘选

none of this rule management activity would be possible were it not for three models that must be developed in order to enable business rule development.

如果规则管理活动并不适用于为了启用业务规则开发而必须开发的3种模型，那么所有这些活动都不可能完成。

互联网摘选

it is clear that the web would not have been the huge success it was, were it not for search engines.

显然如果没有搜索引擎，网络不会获得如此巨大的成功。

互联网摘选

were it not for the power of big business, the relationship between the us and china might have gone sour years ago.

若不是凭借大企业的力量，美中关系或许多年前就已恶化。

互联网摘选

were it not for the feather, no one would have known that the white bird had ever been.

倘若不是鸟儿在离去时留下这片羽毛为证，有谁会知道小白鸟曾经来过？

互联网摘选