Its subject coverage includes: types and effects of deoxidizing agents; deoxidant consumption; deoxidizing procedures; effect of deoxidizers on microstructure and product properties; and furnace and ladle deoxidation.

它的主題報導(dǎo)包括：脫氧劑的類型和作用欧美a级v片一区二区；還原劑消耗量一级黄色视频免费网站；脫氧規(guī)程；還原作用在微結(jié)構(gòu)和產(chǎn)品特性中18禁网站。；熔爐和杓子去氧91色色视屏。

Saying nothing, the man took a bottlenecked gourd, placed it on the ground, and put a coin with a square hole in the center over the top. He poured toil from a wooden ladle drop-by-drop into the gourd, without spilling a sinle drop on the coin. The man then turned to Chen Yau-tz and said,"That was also nothing. It's just a matter of practice makes perfect."Thus, the meaning of this idiom is that skill comes from repeated practice.

賣油的不說一句話，隨手拿出一個葫蘆放在地上亚洲鲁在视频在线观看，用一個方孔的銅錢蓋在葫蘆口上慢慢地用木杓子裝滿了油滴下去AAA亚洲无码高清，只見油從錢孔中滴進去性色av免费精品观看，可是銅錢上面一點兒油也沒有沾上，這時賣油的才說：「我這也沒甚么一级免费SV黄片，只是熟能生巧罷了com视频自拍网。

If you have ever gazed at the stars, you may have noticed a group of seven stars shaped like a big soup ladle--this is the Big Dipper in the Ursa Major constellation.

你或者曾在夜晚欣賞美麗的星空，注意到有七顆星組成的星座www..cao，形狀像個大杓子似的欧美熟女精品视频，那就是大熊星座里的北斗七星。

The wall decor with a round straw hat, a large picture frame , and a few small bamboos made colanders and ladles.

墻壁裝飾一頂圓草帽人人上人人操超碰、一個大畫框人人曰，和幾個小的竹制漏杓和杓子。