barrel-drain 中文意思是什麼
barrel-drain
解釋
筒形排水溝-
At the same time 7794m3 affusion test were processed, and roadbed settlement observation conducted for two more year, physical mechanism and chemical index experiment were analyzed in the laboratory, section experiment of earth sample was proceed, changement of compacted soil body micromechanism along with depth were analysed by polariscope and scan electricscope. drain ditch, barrel - drain and little bridge were treated by composite geotextile
在室內進行了物理力學、化學指標實驗分析，並對土樣結構進行了切片試驗，用偏光顯微鏡和掃描電鏡分析了土壤碾壓后沿深度分佈的土體微觀結構變化情況，對邊坡、邊溝、排水溝、小橋涵及護坡封水採用復合土工布進行處理。 -
The strange form escapes a performance result : put the barrel - drain gum piece therein the one dish of central, and put dish in the transparent cup top. put moreover a piece of dish on the round gum piece, make this gum piece clip in two dish middles, but this gum piece can see clearly in the hole eye of the top dish. the magician squeezes two slices of dishs by hand, making the gum piece cut through its nether dish and fall in the cup
變色籌碼效果：魔術師展示一個桔色的和一個蘭色的籌碼，兩面交代後用蘭色籌碼摩檫桔色的籌碼，瞬間桔色的籌碼立即變成了綠色，再將綠色籌碼翻過來蓋在蘭色籌碼上，瞬間蘭色籌碼立即變成了紅色，而覆蓋的綠色籌碼又變成了桔色！最後兩個籌碼都可以交給觀眾檢查。
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