Purchases for the convenient consumer, the lamp accessories market has carried on the function segmentation: The student lamp, writes new products and so on lamp, emergency light, daylight lamp, multi-colored sunlight lamp, supper lamp, different high floor lamp to occur frequently.

為方便消費者購買，燈飾品市場進(jìn)行了功能細(xì)分：學(xué)生燈狼友免费视频观看网站、書寫燈91在线国产观看视频、應(yīng)急燈、日光燈一区雏呦在线观看、霞光燈国无码、晚餐燈、不同高度的落地?zé)舻刃缕返觥?/p>

We could put the stone surface under the sunlight lamp or sun, granite and marble , stone products observe its reflecting surface, then could see clearly these kind of concave and strip, if it is because of the mineral, we could ignore it, but if it is because of the bad polish, then had better to avoid to purchase this kind of stone.

我們把加工好的石材表面對著太陽光或日光燈免费黄色视频软件，觀察反光面就可以清楚發(fā)現(xiàn)如圖所示的各種凹坑和條痕午夜福利视频网址，對于那些無規(guī)則的細(xì)小凹坑可能是由石材組成礦物的一些自身缺陷造成的，可以不去考慮欧美性爱首页，而如果在石材的表面發(fā)現(xiàn)一些有規(guī)律的條痕无码秒播成人影视在线观看免费下载，則是由于加工質(zhì)量較差造成的，選購時應(yīng)盡量避免這樣的石材人妻AV无码久久系列。

We could put the stone surface under the sunlight lamp or sun, observe its reflecting surface, then could see clearly these kind of concave and strip, if it is because of the mineral, we could ignore it, but if it is because of the bad polish, then had better to avoid to purchase this kind of stone .

我們把加工好的石材表面對著太陽光或日光燈，觀察反光面就可以清楚發(fā)現(xiàn)如圖所示的各種凹坑和條痕亚洲无码第一页，對于那些無規(guī)則的細(xì)小凹坑可能是由石材組成礦物的一些自身缺陷造成的182com三级黄片，可以不去考慮，而如果在石材的表面發(fā)現(xiàn)一些有規(guī)律的條痕动漫精品无码，則是由于加工質(zhì)量較差造成的欧美特黄一级A片日韩一区二区三区，選購時應(yīng)盡量避免這樣的石材。

16-channel low-pass filter：16通道低通濾波器

16-channel data acquisition unit 16通道數(shù)據(jù)采集單元 | 16-channel low-pass filter 16通道低通濾波器 | 16-shaft sealer for sunlight lamp 16軸日光燈封口機

sunlight lamp：日光燈

sunlight 太陽光 | sunlight lamp 日光燈 | sun-parlor 日光浴室

sunlight lamp：太陽燈

sunlight 太陽光 | sunlight lamp 太陽燈 | sunlight resistance 耐日旋光性