ash fall 中文意思是什麼
ash fall
解釋
灰塵沉降-
At least 3, 600 people were killed by the unexpected and fast ash fall
火山灰降臨得太突然而且速度非常快，導致了至少3600人死亡。 -
After the ventilator is started, the dust catcher is under negative state and will absorb air with dust in the ductwork to the case on the dust catcher, then the air current will enter into the upper side of filter bag flowing from upper side to lower part ; most of the dust will come out from the filter bag under function of gravity and inertia and then fall into the lower case ( ash hopper ), then the clean air will enter into the air via ventilator
當通風機啟動后，除塵器便處于負壓狀態，並將余風管中的含塵空氣吸入到除塵器上箱體內，然後氣流進入濾袋上口自上而下流動，多數粉塵顆粒在重力和慣性力的作用下穿出濾袋下口，沉降至下箱體內（灰斗） ，被濾的凈化氣體經通風機排入大氣中。 -
If the coal mined from a newly - built coal mine is of high - sulfur or high - ash, supporting facilities for the dressing of coal by washing shall be installed to make the sulfur and ash in coal fall within the prescribed limits
新建的所採煤炭屬于高硫份、高灰份的煤礦，必須建設配套的煤炭洗選設施，使煤炭中的含硫份、含灰份達到規定的標準。 -
Your cigarette ash is going to fall onto the carpet
你香煙上的煙灰快要掉到地毯上去了。 -
The emerald ash borer has destroyed trees in the middle west and as far east in the united states as maryland. the insects have also spread as far north as ontario canada. ash trees are popular, they grow well in heavy clay soils and they can survive ice storm well. they produce many leaves, so they provide shade protection from the sun. and in the fall, the leaves turn a beautiful golden and purple
這種翡綠色的灰蟲已經美國中西部的樹和遠到馬里蘭的東部.這種昆蟲也傳到了遠到加拿大安大略湖北部.灰樹是很流行的，它們能在重粘土裡很好的生長並且他們能在冰暴天氣生存.它們能產生很多樹葉，因此它們能提供蔭涼處.在秋天，葉子變得漂亮的金色和紫色 -
For hundreds of kilometers around the eruption and for perhaps days or weeks, pale - gray ash would fall like clumps of snow
噴發處方圓數百公里內，連續數天或數星期，淺灰色的火山灰會一團團像雪一樣從天空飄下。 -
With the carbon content of dry ash - free basis increasing, the ignition activation energy increase and the reaction rate fall
乾燥無灰基固定碳含量增加，其著火活化能逐漸升高，反應速率逐漸降低。
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