Phân tích tư tưởng của nhân dân qua đoạn thơ: Những người vợ nhớ chồng… Những cuộc đời đã hóa sông núi ta trong Đất nước của Nguyễn Khoa Điềm
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Achieving an adjustment range of 347 to 525mm is not feasible
with normal gas strut mechanisms, since the starting dimension of
347mm requires a gas strut of relatively short stroke (100mm),
because larger strokes would result in excessive collapsed heights.
Gas struts with strokes of 120mm were most common in the chairs
evaluated for the government contract, with starting heights
averaging 413mm. However, it is reasonable for chair
manufacturers to supply two height ranges which would together
cover the range determined by anthropometric data.
A range of 370 to 520mm was recommended in the checklist, but a...
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Materials/Equipment List for Preschool Child Care Centres
